{"id":545,"date":"2023-11-19T19:07:40","date_gmt":"2023-11-20T03:07:40","guid":{"rendered":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/?p=545"},"modified":"2024-05-16T18:22:43","modified_gmt":"2024-05-17T01:22:43","slug":"system-io-%e7%9a%84%e4%be%bf%e5%88%a9%e6%80%a7","status":"publish","type":"post","link":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/system-io-%e7%9a%84%e4%be%bf%e5%88%a9%e6%80%a7\/","title":{"rendered":"System.IO \u7684\u4fbf\u5229\u6027"},"content":{"rendered":"<p style=\"text-align: center;\"><em>\u672c\u7bc7\u7ffb\u8bd1\u4e8e<span class=\"TextRun Highlight SCXW86647853 BCX8\" lang=\"DE-DE\" xml:lang=\"DE-DE\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW86647853 BCX8\">Richard Lander\u7684<a class=\"Hyperlink SCXW249150139 BCX8\" href=\"https:\/\/devblogs.microsoft.com\/dotnet\/the-convenience-of-system-io\/\" target=\"_blank\" rel=\"noreferrer noopener\"><span class=\"TextRun Underlined SCXW249150139 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW249150139 BCX8\" data-ccp-charstyle=\"Hyperlink\">The convenience of System.IO &#8211; .NET Blog (microsoft.com)<\/span><\/span><\/a><span class=\"EOP SCXW249150139 BCX8\" data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:2,&quot;335551620&quot;:2}\">\u00a0<\/span><\/span><\/span><\/em><\/p>\n<p><span data-contrast=\"auto\">\u4e0e\u5176\u4ed6\u5f62\u5f0f\u7684<\/span><span data-contrast=\"auto\"> I\/O <\/span><span data-contrast=\"auto\">\u4e00\u6837\uff0c\u8bfb\u5199\u6587\u4ef6\u5f88\u5e38\u89c1\u7684<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-contrast=\"auto\">\u6587\u4ef6<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u7528\u4e8e\u8bfb\u53d6\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e\u3001\u7f13\u5b58\u5185\u5bb9\u4ee5\u53ca\u5c06\u6570\u636e\uff08\u4ece\u78c1\u76d8\uff09\u52a0\u8f7d\u5230\u5185\u5b58\u4e2d\u4ee5\u6267\u884c\u4e00\u4e9b\u8ba1\u7b97\uff0c\u4f8b\u5982\uff08\u4eca\u5929\u7684\u4e3b\u9898\uff09\u5b57\u6570\u7edf\u8ba1<\/span><span data-contrast=\"auto\">\u3002<span style=\"color: #ff0000;\">File<\/span>\u3001<span style=\"color: #ff0000;\">FileInfo<\/span>\u3001<span style=\"color: #ff0000;\">FileStream<\/span><\/span><span data-contrast=\"auto\">\u548c\u76f8\u5173\u7c7b\u578b\u4e3a\u9700\u8981\u8bbf\u95ee\u6587\u4ef6\u7684<\/span><span data-contrast=\"auto\"> .NET <\/span><span data-contrast=\"auto\">\u5f00\u53d1\u4eba\u5458\u5b8c\u6210\u4e86\u5927\u91cf\u7e41\u91cd\u7684\u5de5\u4f5c\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u5728<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.text?view=net-8.0\"><span data-contrast=\"none\">System.Text<\/span><\/a><span data-contrast=\"auto\"> API<\/span><span data-contrast=\"auto\">\u7684\u5e2e\u52a9\u4e0b\u4e86\u89e3\u4f7f\u7528<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io?view=net-8.0\"><span data-contrast=\"none\">System.IO<\/span><\/a><span data-contrast=\"auto\">\u8bfb\u53d6\u6587\u672c\u6587\u4ef6\u7684\u4fbf\u5229\u6027\u548c\u6027\u80fd\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:1,&quot;335551620&quot;:1}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6211\u4eec\u6700\u8fd1\u542f\u52a8\u4e86\u5173\u4e8e<\/span><a href=\"https:\/\/devblogs.microsoft.com\/dotnet\/the-convenience-of-dotnet\/\"><span data-contrast=\"auto\">.NET <\/span><span data-contrast=\"none\">\u4fbf\u5229\u6027<\/span><\/a><span data-contrast=\"auto\">\u7684\u7cfb\u5217\u535a\u5ba2<\/span><span data-contrast=\"auto\">\uff0c<\/span><span data-contrast=\"auto\">\u8be5\u7cfb\u5217\u63cf\u8ff0\u4e86\u6211\u4eec\u4e3a\u5e38\u89c1\u4efb\u52a1\u63d0\u4f9b\u4fbf\u6377\u89e3\u51b3\u65b9\u6848\u7684\u65b9\u6cd5\u3002<\/span><a href=\"https:\/\/devblogs.microsoft.com\/dotnet\/the-convenience-of-system-text-json\/\"><span data-contrast=\"auto\">System.Text.Json <\/span><span data-contrast=\"none\">\u7684\u4fbf\u5229\u6027<\/span><\/a><span data-contrast=\"auto\">\u662f\u672c\u7cfb\u5217\u4e2d\u7684\u53e6\u4e00\u7bc7\u6587\u7ae0\uff0c\u4ecb\u7ecd\u5982\u4f55\u8bfb\u53d6\u548c\u7f16\u5199<\/span><span data-contrast=\"auto\"> JSON <\/span><span data-contrast=\"auto\">\u6587\u6863\u3002<\/span><a href=\"https:\/\/devblogs.microsoft.com\/dotnet\/why-dotnet\/\"><span data-contrast=\"auto\">\u4e3a\u4ec0\u4e48\u9009\u62e9<\/span><span data-contrast=\"auto\">.NET<\/span><span data-contrast=\"none\">\uff1f<\/span><\/a><span data-contrast=\"auto\">\u5219\u63cf\u8ff0\u4e86\u652f\u6301\u8fd9\u4e9b\u6587\u7ae0\u4e2d\u6db5\u76d6\u7684\u89e3\u51b3\u65b9\u6848\u7684\u67b6\u6784\u9009\u62e9\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u8fd9\u7bc7\u6587\u7ae0\u5206\u6790\u4e86\u6587\u4ef6<\/span><span data-contrast=\"auto\"> I\/O <\/span><span data-contrast=\"auto\">\u548c\u6587\u672c<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u5728\u5927\u578b\u5c0f\u8bf4\u4e2d\u7528\u4e8e\u8ba1\u7b97\u884c\u6570\u3001\u5b57\u6570\u548c\u5b57\u8282\u6570\u7684\u4fbf\u5229\u6027\u548c\u6027\u80fd\u3002\u7ed3\u679c\u8868\u660e\uff0c\u9ad8\u7ea7<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u6613\u4e8e\u4f7f\u7528<\/span><span data-contrast=\"auto\">\uff0c<\/span><span data-contrast=\"auto\">\u6027\u80fd\u4f18\u5f02\uff0c\u800c\u8f83\u4f4e\u7ea7\u522b\u7684<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u9700\u8981\u4ed8\u51fa\u66f4\u591a\u52aa\u529b\u624d\u80fd\u63d0\u4f9b\u51fa\u8272\u7684\u6548\u679c\u3002\u60a8\u8fd8\u5c06\u770b\u5230<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/core\/deploying\/native-aot\/?tabs=net7%2Cwindows\"><span data-contrast=\"auto\">\u672c\u673a<\/span><span data-contrast=\"none\"> AOT<\/span><\/a><span data-contrast=\"auto\">\u5982\u4f55\u5c06<\/span><span data-contrast=\"auto\"> .NET <\/span><span data-contrast=\"auto\">\u5e94\u7528\u7a0b\u5e8f\u542f\u52a8\u7684\u6027\u80fd\u8868\u73b0\u63d0\u5347\u5230\u4e00\u4e2a\u65b0\u7684\u7ea7\u522b\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">The APIs<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u57fa\u51c6\u6d4b\u8bd5\u4e2d\u4f7f\u7528\u4e86\u4ee5\u4e0b<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">\u202f<\/span><span data-contrast=\"none\"><span style=\"color: #ff0000;\">File<\/span> <\/span><span data-contrast=\"auto\">API<\/span><span data-contrast=\"auto\">\uff08\u53ca\u5176\u914d\u5957<\/span><span data-contrast=\"auto\"> API\uff09\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ol>\n<li><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io.file.openhandle?view=net-8.0\"><span data-contrast=\"none\">File.OpenHandle<\/span><\/a><span data-contrast=\"auto\">\u548c<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io.randomaccess.read?view=net-8.0\"><span data-contrast=\"none\">RandomAccess.Read<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io.file.open?view=net-8.0\"><span data-contrast=\"none\">File.Open<\/span><\/a><span data-contrast=\"auto\">\u548c<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io.filestream.read?view=net-8.0\"><span data-contrast=\"none\">FileStream.Read<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io.file.opentext?view=net-8.0\"><span data-contrast=\"none\">File.OpenText<\/span><\/a><span data-contrast=\"auto\">\u548c<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io.streamreader.read?view=net-8.0\"><span data-contrast=\"none\">StreamReader.ReadStream<\/span><\/a><span data-contrast=\"auto\">\u4ee5\u53ca<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io.streamreader.readline?view=net-8.0\"><span data-contrast=\"none\">Reader.ReadLine<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io.file.readlines?view=net-8.0\"><span data-contrast=\"none\">File.ReadLines<\/span><\/a><span data-contrast=\"auto\">\u548c<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.collections.generic.ienumerable-1?view=net-8.0\"><span data-contrast=\"auto\">IEnumerable<\/span><span data-contrast=\"none\">&lt;string&gt;<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.io.file.readalllines?view=net-8.0\"><span data-contrast=\"none\">File.ReadAllLines<\/span><\/a><span data-contrast=\"auto\">\u548c<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.array?view=net-8.0\"><span data-contrast=\"auto\">string[<\/span><span data-contrast=\"none\">]<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ol>\n<p><span data-contrast=\"auto\">API <\/span><span data-contrast=\"auto\">\u6309\u7167\u63a7\u5236\u7a0b\u5ea6\u6700\u9ad8\u5230\u6700\u65b9\u4fbf\u7684\u987a\u5e8f\u5217\u51fa\u3002\u5982\u679c\u60a8\u5bf9\u8fd9\u4e9b<\/span><span data-contrast=\"auto\">API<\/span><span data-contrast=\"auto\">\u4e0d\u719f\u6089\u4e5f\u6ca1\u5173\u7cfb\u3002\u8fd9\u7bc7\u6587\u7ae0\u4ecd\u7136\u662f\u4e00\u4efd\u6709\u8da3\u7684\u8bfb\u7269\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u8f83\u4f4e\u7ea7\u522b\u7684\u57fa\u51c6\u6d4b\u8bd5\u4f9d\u8d56\u4e8e\u4ee5\u4e0b<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">System.Text <\/span><span data-contrast=\"auto\">\u7c7b\u578b\uff1a<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"3\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.text.encoding?view=net-8.0\"><span data-contrast=\"none\">Encoding<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"3\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.text.rune?view=net-8.0\"><span data-contrast=\"none\">Rune<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">\u6211\u8fd8\u4f7f\u7528\u4e86\u65b0\u7684<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.buffers.searchvalues?view=net-8.0\"><span data-contrast=\"none\">SearchValues<\/span><\/a> <span data-contrast=\"auto\">\u7c7b\u6765\u67e5\u770b\u5b83\u662f\u5426\u6bd4\u5c06<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">Span&lt;char&gt;<\/span><span data-contrast=\"auto\">\u4f20\u9012\u7ed9<\/span><span style=\"color: #ff0000;\"> Span&lt;char&gt;.<a style=\"color: #ff0000;\" href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.memoryextensions.indexofany?view=net-8.0\">IndexOfAny<\/a> <\/span><span data-contrast=\"auto\">\u5177\u6709\u66f4\u663e\u8457\u7684\u4f18\u52bf\u3002\u5b83\u9884\u5148\u8ba1\u7b97\u641c\u7d22\u7b56\u7565\u4ee5\u907f\u514d<\/span><span data-contrast=\"auto\"> IndexOfAny <\/span><span data-contrast=\"auto\">\u7684\u524d\u671f\u6210\u672c\u3002<\/span> <span data-contrast=\"auto\">\u5267\u900f\uff1a\u6548\u679c\u975e\u5e38\u663e\u8457<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u7814\u7a76\u4e00\u4e2a\u5df2\u7ecf\u5b9e\u73b0\u4e86\u591a\u6b21\u7684\u5e94\u7528\u7a0b\u5e8f\uff08\u9488\u5bf9\u6bcf\u4e2a<\/span><span data-contrast=\"auto\"> API<\/span><span data-contrast=\"auto\">\uff09\uff0c\u6d4b\u8bd5\u53ef\u8bbf\u95ee\u6027\u548c\u6548\u7387\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">\u76ee\u6807<\/span><\/b><b><span data-contrast=\"auto\">App<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u8be5<\/span><a href=\"https:\/\/github.com\/richlander\/convenience\/tree\/main\/wordcount\/wordcount\"><span data-contrast=\"none\">\u5e94\u7528\u7a0b\u5e8f<\/span><\/a><span data-contrast=\"auto\">\u7edf\u8ba1\u6587\u672c\u6587\u4ef6\u4e2d\u7684\u884c\u6570\u3001\u5b57\u6570\u548c\u5b57\u8282\u6570\u3002\u5b83\u662f\u57fa\u4e8e<\/span><span data-contrast=\"auto\">wc <\/span><span data-contrast=\"auto\">\u7684\u884c\u4e3a\u5efa\u6a21\u7684\uff0c<\/span><span data-contrast=\"auto\">wc <\/span><span data-contrast=\"auto\">\u662f\u4e00\u79cd\u5728\u7c7b<\/span><span data-contrast=\"auto\"> Unix <\/span><span data-contrast=\"auto\">\u7cfb\u7edf\u4e0a\u53ef\u7528\u7684\u6d41\u884c\u5de5\u5177\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u5b57\u6570\u7edf\u8ba1\u662f\u4e00\u79cd\u9700\u8981\u67e5\u770b\u6587\u4ef6\u4e2d\u6bcf\u4e2a\u5b57\u7b26\u7684\u7b97\u6cd5\u3002\u8ba1\u6570\u662f\u901a\u8fc7\u8ba1\u7b97\u7a7a\u683c\u548c\u6362\u884c\u7b26\u6765\u5b8c\u6210\u7684\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<blockquote><p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u5355\u8bcd\u662f\u7531\u7a7a\u683c\u5206\u9694\u7684\u975e\u96f6\u957f\u5ea6\u7684\u53ef\u6253\u5370\u5b57\u7b26\u5e8f\u5217\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559731&quot;:420}\">\u00a0<\/span><\/p><\/blockquote>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u8fd9\u662f\u6765\u81ea<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">wc &#8211;help<\/span><span data-contrast=\"auto\">\u3002 <\/span><span data-contrast=\"auto\">\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801\u9700\u8981\u9075\u5faa\u8be5\u539f\u5219<\/span><span data-contrast=\"auto\">\u3002 <\/span><span data-contrast=\"auto\">\u770b\u8d77\u6765\u5f88\u7b80\u5355\u76f4\u63a5<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u8be5\u57fa\u51c6\u5bf9\u585e\u7f2a\u5c14<\/span><span data-contrast=\"auto\">\u00b7<\/span><span data-contrast=\"auto\">\u7406\u67e5\u68ee\uff08<\/span><span data-contrast=\"auto\">Samuel Richardson<\/span><span data-contrast=\"auto\">\uff09\u7684<\/span><span data-contrast=\"auto\">\u300aClarissa Harlowe\u300b\uff08<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Clarissa\"><span data-contrast=\"auto\">\u300a<\/span><span data-contrast=\"auto\">\u4e00\u4f4d\u5e74\u8f7b\u5973\u58eb\u7684\u5386\u53f2<\/span><span data-contrast=\"none\">\u300b<\/span><\/a><span data-contrast=\"auto\">\uff09<\/span><span data-contrast=\"auto\">\u4e2d\u7684\u5b57\u6570\u8fdb\u884c\u7edf\u8ba1\u3002\u4e4b\u6240\u4ee5\u9009\u62e9\u8fd9\u672c\u4e66\uff0c\u662f\u56e0\u4e3a\u5b83\u662f\u6700\u957f\u7684\u82f1\u8bed\u4e66\u7c4d\u4e4b\u4e00\uff0c\u800c\u4e14\u53ef\u4ee5\u5728<\/span><a href=\"https:\/\/www.gutenberg.org\/ebooks\/author\/1959\"><span data-contrast=\"none\">\u53e4\u817e\u5821\u8ba1\u5212\u4e0a\u514d\u8d39\u83b7\u53d6<\/span><\/a><span data-contrast=\"auto\">\u30021991<\/span><span data-contrast=\"auto\">\u5e74\uff0c<\/span><span data-contrast=\"auto\">BBC<\/span><span data-contrast=\"auto\">\u751a\u81f3\u8fd8\u5bf9\u5b83\u8fdb\u884c\u4e86<\/span><a href=\"https:\/\/www.imdb.com\/title\/tt0101066\/\"><span data-contrast=\"none\">\u7535\u89c6\u6539\u7f16<\/span><\/a><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6211\u8fd8\u7528\u53e6\u4e00\u7bc7\u957f\u6587\u672c<\/span><a href=\"https:\/\/devblogs.microsoft.com\/dotnet\/the-convenience-of-system-io\/\"><span data-contrast=\"none\">\u300a\u60b2\u60e8\u4e16\u754c\u300b<\/span><\/a><span data-contrast=\"auto\">\u505a\u4e86\u4e00\u4e9b\u6d4b\u8bd5\u3002\u9057\u61be\u7684\u662f\uff0c<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Jean_Valjean\"><span data-contrast=\"none\">24601<\/span><\/a><span data-contrast=\"auto\">\u6ca1\u6709\u51fa\u73b0\u5728\u5b57\u6570\u7edf\u8ba1\u4e2d<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">\u7ed3\u679c<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u6bcf\u4e2a\u5b9e\u65bd\u90fd\u6839\u636e\u4ee5\u4e0b\u65b9\u9762\u8fdb\u884c\u8861\u91cf\uff1a<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:680,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u4ee3\u7801\u884c\u6570<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:680,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"4\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u6267\u884c\u901f\u5ea6<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:680,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u5185\u5b58\u4f7f\u7528<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">\u6211\u4f7f\u7528\u7684<\/span><span data-contrast=\"auto\"> .NET 8 <\/span><span data-contrast=\"auto\">\u7248\u672c\u975e\u5e38\u63a5\u8fd1\u6700\u7ec8\u7684<\/span><span data-contrast=\"auto\"> GA <\/span><span data-contrast=\"auto\">\u7248\u672c\u3002\u5728\u64b0\u5199\u672c\u6587\u65f6\uff0c\u6211\u770b\u5230\u53e6\u4e00\u4e2a<\/span><span data-contrast=\"auto\"> .NET 8 <\/span><span data-contrast=\"auto\">\u7248\u672c\u5373\u5c06\u53d1\u5e03\uff0c\u6240\u4ee5\uff0c\u6211\u4f7f\u7528\u7684\u7248\u672c\u53ef\u80fd\u662f\u8be5\u7248\u672c\u6700\u7ec8\u7248\u672c\u7684\u6700\u540e\u4e24\u5230\u4e09\u4e2a\u7248\u672c\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6211\u4f7f\u7528<\/span><a href=\"https:\/\/benchmarkdotnet.org\/index.html\"><span data-contrast=\"none\">BenchmarkDotNet<\/span><\/a><span data-contrast=\"auto\">\u8fdb\u884c\u6027\u80fd\u6d4b\u8bd5\u3002\u5982\u679c\u60a8\u4ece\u672a\u4f7f\u7528\u8fc7\u5b83\uff0c\u90a3\u4e48\u5b83\u5c06\u662f\u4e00\u4e2a\u5f88\u68d2\u7684\u5de5\u5177\u3002\u7f16\u5199\u57fa\u51c6\u6d4b\u8bd5\u7c7b\u4f3c\u4e8e\u7f16\u5199\u5355\u5143\u6d4b\u8bd5\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u4e0b\u9762\u7684<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">wc<\/span><span data-contrast=\"auto\">\u7528\u6cd5\u5217\u51fa\u4e86\u6211\u7684<\/span><span data-contrast=\"auto\"> Linux <\/span><span data-contrast=\"auto\">\u673a\u5668\u4e0a\u7684\u5185\u6838\u3002\u6bcf\u4e2a\u5185\u6838\u5728<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">\/proc\/cpuinfo <\/span><span data-contrast=\"auto\">\u6587\u4ef6\u4e2d\u90fd\u6709\u81ea\u5df1\u7684\u884c\uff0c\u6bcf\u884c\u4e2d\u90fd\u51fa\u73b0\u4e86<\/span><span data-contrast=\"auto\">\u201c<\/span><span data-contrast=\"none\">model name<\/span><span data-contrast=\"auto\">\u201d\uff0c\u5e76\u4e14<\/span> <span data-contrast=\"none\">-l <\/span><span data-contrast=\"auto\">\u8ba1\u7b97\u884c\u6570\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ cat <\/span><span class=\"pun\">\/<\/span><span class=\"pln\">proc<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">cpuinfo <\/span><span class=\"pun\">|<\/span><span class=\"pln\"> grep <\/span><span class=\"str\">\"model name\"<\/span> <span class=\"pun\">|<\/span><span class=\"pln\"> wc <\/span><span class=\"pun\">-<\/span><span class=\"pln\">l\r\n<\/span><span class=\"lit\">8<\/span><span class=\"pln\">\r\n$ cat <\/span><span class=\"pun\">\/<\/span><span class=\"pln\">proc<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">cpuinfo <\/span><span class=\"pun\">|<\/span><span class=\"pln\"> grep <\/span><span class=\"str\">\"model name\"<\/span> <span class=\"pun\">|<\/span><span class=\"pln\"> head <\/span><span class=\"pun\">-<\/span><span class=\"pln\">n <\/span><span class=\"lit\">1<\/span><span class=\"pln\">\r\nmodel name  <\/span><span class=\"pun\">:<\/span> <span class=\"typ\">Intel<\/span><span class=\"pun\">(<\/span><span class=\"pln\">R<\/span><span class=\"pun\">)<\/span> <span class=\"typ\">Core<\/span><span class=\"pun\">(<\/span><span class=\"pln\">TM<\/span><span class=\"pun\">)<\/span><span class=\"pln\"> i7<\/span><span class=\"pun\">-<\/span><span class=\"lit\">7700K<\/span><span class=\"pln\"> CPU <\/span><span class=\"pun\">@<\/span> <span class=\"lit\">4.20GHz<\/span><span class=\"pln\">\r\n$ cat <\/span><span class=\"pun\">\/<\/span><span class=\"pln\">etc<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">os<\/span><span class=\"pun\">-<\/span><span class=\"pln\">release <\/span><span class=\"pun\">|<\/span><span class=\"pln\"> head <\/span><span class=\"pun\">-<\/span><span class=\"pln\">n <\/span><span class=\"lit\">1<\/span><span class=\"pln\">\r\nNAME<\/span><span class=\"pun\">=<\/span><span class=\"str\">\"Manjaro Linux\"<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u6211\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\u4f7f\u7528\u8fd9\u53f0\u673a\u5668\u8fdb\u884c\u6027\u80fd\u6d4b\u8bd5\u3002\u60a8\u53ef\u4ee5\u770b\u5230\u6211\u6b63\u5728\u4f7f\u7528<\/span><span data-contrast=\"auto\"> Manjaro Linux<\/span><span data-contrast=\"auto\">\uff0c\u5b83\u662f<\/span><span data-contrast=\"auto\"> Arch Linux <\/span><span data-contrast=\"auto\">\u7cfb\u5217\u7684\u4e00\u90e8\u5206\u3002<\/span><span data-contrast=\"auto\">.NET 8 <\/span><span data-contrast=\"auto\">\u5df2\u5728<\/span><a href=\"https:\/\/aur.archlinux.org\/packages\/dotnet-sdk-preview-bin\"><span data-contrast=\"auto\">Arch <\/span><span data-contrast=\"none\">\u7528\u6237\u5b58\u50a8\u5e93<\/span><\/a><span data-contrast=\"auto\">\u4e2d\u53ef\u7528<\/span><span data-contrast=\"auto\">\uff08Manjaro <\/span><span data-contrast=\"auto\">\u7528\u6237\u4e5f\u53ef\u4ee5\u4f7f\u7528\uff09\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">\u4ee3\u7801\u884c\u6570<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u6211\u559c\u6b22\u7b80\u5355\u6613\u61c2\u7684\u89e3\u51b3\u65b9\u6848\u3002\u4ee3\u7801\u884c\u6570\u662f\u6700\u597d\u7684\u6307\u8bc1\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/devblogs.microsoft.com\/dotnet\/wp-content\/uploads\/sites\/10\/2023\/11\/file-api-approachability-loc.png\" \/><\/p>\n<p><span data-contrast=\"auto\">\u4e0a\u9762\u7684\u56fe\u8868\u4e2d\u6709\u4e24\u4e2a\u7c07\uff0c\u5206\u522b\u4f4d\u4e8e<\/span><span data-contrast=\"auto\"> ~35 <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"> ~75 <\/span><span data-contrast=\"auto\">\u884c\u5904\u3002\u60a8\u5c06\u770b\u5230\u8fd9\u4e9b\u57fa\u51c6\u6d4b\u8bd5\u5f52\u7ed3\u4e3a\u4e24\u79cd\u7b97\u6cd5\uff0c\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u4e00\u4e9b\u7ec6\u5fae\u5dee\u522b\uff0c\u4ee5\u9002\u5e94\u4e0d\u540c\u7684<\/span><span data-contrast=\"auto\"> API<\/span><span data-contrast=\"auto\">\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c<\/span><a href=\"https:\/\/github.com\/coreutils\/coreutils\/blob\/master\/src\/wc.c\"><span data-contrast=\"auto\">wc<\/span><span data-contrast=\"none\">\u5b9e\u73b0<\/span><\/a><span data-contrast=\"auto\">\u8981\u957f\u7684\u591a\uff0c\u63a5\u8fd1<\/span><span data-contrast=\"auto\"> 1000 <\/span><span data-contrast=\"auto\">\u884c\u3002\u7136\u800c\uff0c\u5b83\u7684\u4f5c\u7528\u8fd8\u4e0d\u6b62\u8fd9\u4e9b\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6211\u4f7f\u7528<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> wc<\/span> <\/span><span data-contrast=\"auto\">\u6765\u8ba1\u7b97\u57fa\u51c6\u7684\u884c\u6570\uff0c\u518d\u6b21\u4f7f\u7528<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> -l<\/span>\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ wc <\/span><span class=\"pun\">-<\/span><span class=\"pln\">l <\/span><span class=\"pun\">*<\/span><span class=\"typ\">Benchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">73<\/span> <span class=\"typ\">FileOpenCharSearchValuesBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">71<\/span> <span class=\"typ\">FileOpenHandleAsciiCheatBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">74<\/span> <span class=\"typ\">FileOpenHandleCharSearchValuesBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">60<\/span> <span class=\"typ\">FileOpenHandleRuneBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">45<\/span> <span class=\"typ\">FileOpenTextCharBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">65<\/span> <span class=\"typ\">FileOpenTextCharIndexOfAnyBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">84<\/span> <span class=\"typ\">FileOpenTextCharLinesBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">65<\/span> <span class=\"typ\">FileOpenTextCharSearchValuesBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">34<\/span> <span class=\"typ\">FileOpenTextReadLineBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">36<\/span> <span class=\"typ\">FileOpenTextReadLineSearchValuesBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">32<\/span> <span class=\"typ\">FileReadAllLinesBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n      <\/span><span class=\"lit\">32<\/span> <span class=\"typ\">FileReadLinesBenchmark<\/span><span class=\"pun\">.<\/span><span class=\"pln\">cs\r\n     <\/span><span class=\"lit\">671<\/span><span class=\"pln\"> total<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u6211\u7f16\u5199\u4e86\u51e0\u4e2a\u57fa\u51c6\u6d4b\u8bd5\uff0c\u4e3a\u6bcf\u4e2a\u6587\u4ef6<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u4f7f\u7528\u6027\u80fd\u6700\u4f73\u7684\u57fa\u51c6\uff08\u4e3a\u4e86\u7b80\u5355\u8d77\u89c1\u7f29\u77ed\u4e86\u540d\u79f0\uff09\u3002\u6211\u5728\u4e0a\u56fe\u4e2d\u603b\u7ed3\u4e86\u8fd9\u4e9b\u5185\u5bb9\uff0c\u5b8c\u6574\u7684\u57fa\u51c6\u6d4b\u8bd5\u5c06\u5728\u7a0d\u540e\u4ecb\u7ecd\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">\u529f\u80fd\u4e0e<\/span><\/b><span style=\"color: #ff0000;\"><b>wc<\/b><\/span><b><span data-contrast=\"auto\">\u76f8\u5f53<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u8ba9\u6211\u4eec\u9a8c\u8bc1\u6211\u7684<\/span><span data-contrast=\"auto\"> C# <\/span><span data-contrast=\"auto\">\u5b9e\u73b0\u662f\u5426\u4e0e<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">wc<\/span><span data-contrast=\"auto\">\u5339\u914d<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">wc<\/span>:<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$  wc <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/*<\/span>\r\n  <span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12124<\/span>  <span class=\"lit\">110407<\/span>  <span class=\"lit\">610557<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume2<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">11961<\/span>  <span class=\"lit\">109622<\/span>  <span class=\"lit\">606948<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume3<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12168<\/span>  <span class=\"lit\">111908<\/span>  <span class=\"lit\">625888<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume4<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12626<\/span>  <span class=\"lit\">108592<\/span>  <span class=\"lit\">614062<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume5<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12434<\/span>  <span class=\"lit\">107576<\/span>  <span class=\"lit\">607619<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume6<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12818<\/span>  <span class=\"lit\">112713<\/span>  <span class=\"lit\">628322<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume7<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12331<\/span>  <span class=\"lit\">109785<\/span>  <span class=\"lit\">611792<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume8<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">11771<\/span>  <span class=\"lit\">104934<\/span>  <span class=\"lit\">598265<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume9<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n      <\/span><span class=\"lit\">9<\/span>     <span class=\"lit\">153<\/span>    <span class=\"lit\">1044<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">summary<\/span><span class=\"pun\">.<\/span><span class=\"pln\">md\r\n <\/span><span class=\"lit\">109958<\/span>  <span class=\"lit\">985713<\/span> <span class=\"lit\">5515012<\/span><span class=\"pln\"> total<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u4ee5\u53ca\u968f\u7740<\/span><a href=\"https:\/\/github.com\/richlander\/convenience\/tree\/main\/wordcount\/count\"><span data-contrast=\"none\">\u8ba1\u6570<\/span><\/a><span data-contrast=\"auto\">\uff0c <\/span><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenHandleCharSearchValuesBenchmark.cs\"><span data-contrast=\"none\">FileOpenHandleCharSearchValuesBenchmark<\/span><\/a><span data-contrast=\"auto\">\u7684\u72ec\u7acb\u526f\u672c<\/span><span data-contrast=\"auto\">\uff1a<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ dotnet run <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span>\r\n    <span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12124<\/span>  <span class=\"lit\">110407<\/span>  <span class=\"lit\">610557<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume2<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">11961<\/span>  <span class=\"lit\">109622<\/span>  <span class=\"lit\">606948<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume3<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12168<\/span>  <span class=\"lit\">111908<\/span>  <span class=\"lit\">625888<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume4<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12626<\/span>  <span class=\"lit\">108593<\/span>  <span class=\"lit\">614062<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume5<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12434<\/span>  <span class=\"lit\">107576<\/span>  <span class=\"lit\">607619<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume6<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12818<\/span>  <span class=\"lit\">112713<\/span>  <span class=\"lit\">628322<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume7<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12331<\/span>  <span class=\"lit\">109785<\/span>  <span class=\"lit\">611792<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume8<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">11771<\/span>  <span class=\"lit\">104934<\/span>  <span class=\"lit\">598265<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume9<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n        <\/span><span class=\"lit\">9<\/span>     <span class=\"lit\">153<\/span>    <span class=\"lit\">1044<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_H<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u7ed3\u679c\u5b9e\u9645\u4e0a\u662f\u76f8\u540c\u7684\uff0c\u53ea\u662f\u603b\u5b57\u6570\u5b58\u5728\u4e00\u4e2a\u5b57\u7684\u5dee\u5f02\u3002\u5728\u8fd9\u91cc\uff0c\u60a8\u770b\u5230\u7684\u662f<\/span><span data-contrast=\"auto\"> Linux <\/span><span data-contrast=\"auto\">\u7248\u672c\u7684<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">wc<\/span>\u3002macOS <\/span><span data-contrast=\"auto\">\u7248\u672c\u62a5\u544a\u4e86<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">985716<\/span><span data-contrast=\"auto\">\u5b57\uff0c\u4e0e<\/span><span data-contrast=\"auto\"> Linux <\/span><span data-contrast=\"auto\">\u5b9e\u73b0\u76f8\u5dee\u4e09\u4e2a\u8bcd\u3002\u6211\u6ce8\u610f\u5230\u5176\u4e2d\u4e24\u4e2a\u6587\u4ef6\u4e2d\u5b58\u5728\u4e00\u4e9b\u7279\u6b8a\u5b57\u7b26\u5bfc\u81f4\u4e86\u8fd9\u4e9b\u5dee\u5f02\u3002\u6211\u6ca1\u6709\u82b1\u66f4\u591a\u65f6\u95f4\u8c03\u67e5\u5b83\u4eec\uff0c\u56e0\u4e3a\u5b83\u8d85\u51fa\u4e86\u8fd9\u7bc7\u6587\u7ae0\u7684\u8303\u56f4\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">\u626b\u63cf\u6458\u8981\uff08<\/span><\/b><b><span data-contrast=\"auto\">10<\/span><\/b><b><span data-contrast=\"auto\">\u5fae\u79d2\u5185\uff09<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u6211\u9996\u5148\u6d4b\u8bd5\u4e86<\/span><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/Clarissa_Harlowe\/summary.md\"><span data-contrast=\"none\">\u5c0f\u8bf4\u7684\u7b80\u77ed\u6458\u8981<\/span><\/a><span data-contrast=\"auto\">\u3002\u5b83\u53ea\u6709<\/span><span data-contrast=\"auto\"> 1 KB\uff089 <\/span><span data-contrast=\"auto\">\u884c\u548c<\/span><span data-contrast=\"auto\"> 153 <\/span><span data-contrast=\"auto\">\u4e2a\u5b57\uff09\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ dotnet run <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">summary<\/span><span class=\"pun\">.<\/span><span class=\"pln\">md \r\n        <\/span><span class=\"lit\">9<\/span>     <span class=\"lit\">153<\/span>    <span class=\"lit\">1044<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">summary<\/span><span class=\"pun\">.<\/span><span class=\"pln\">md<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u6211\u4eec\u6765\u6570\u6570\u6709\u51e0\u4e2a\u5b57\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\"> <img decoding=\"async\" src=\"https:\/\/devblogs.microsoft.com\/dotnet\/wp-content\/uploads\/sites\/10\/2023\/11\/file-api-speed-small-document.png\" \/><\/span><\/p>\n<p><span data-contrast=\"auto\">\u6211\u628a\u8fd9\u4e2a\u7ed3\u679c\u79f0\u4e3a\u5e73\u5c40\u3002\u56e0\u4e3a\u5f88\u5c11\u6709\u5e94\u7528\u7a0b\u5e8f\u4f1a\u5728\u6027\u80fd\u4e0a\u8003\u8651<\/span><span data-contrast=\"auto\"> 1<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Unit_of_time#List\"><span data-contrast=\"none\">\u5fae\u79d2<\/span><\/a><span data-contrast=\"auto\">\u7684\u5dee\u8ddd\u3002\u6211\u4e0d\u4f1a\uff08\u4ec5\u4ec5<\/span><span data-contrast=\"auto\">\uff09<\/span><span data-contrast=\"auto\">\u4e3a\u4e86\u83b7\u80dc\u800c\u989d\u5916\u7f16\u5199\u6570\u5341\u884c\u4ee3\u7801\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">Team <span style=\"color: #ff0000;\">byte<\/span> <\/span><\/b><b><span data-contrast=\"auto\">\u8d62\u5f97\u4e86\u4e0e<\/span><\/b><b><span data-contrast=\"auto\">Team <span style=\"color: #ff0000;\">string<\/span> <\/span><\/b><b><span data-contrast=\"auto\">\u7684\u5185\u5b58\u7ade\u8d5b<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u8ba9\u6211\u4eec\u770b\u770b\u540c\u4e00\u4e2a\u5c0f\u6587\u6863\u7684\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/devblogs.microsoft.com\/dotnet\/wp-content\/uploads\/sites\/10\/2023\/11\/file-api-memory-small-document.png\" \/><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6ce8\u610f\uff1a<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">1_048_576<\/span> <\/span><span data-contrast=\"auto\">\u5b57\u8282\u662f<\/span><span data-contrast=\"auto\"> 1 <\/span><span data-contrast=\"auto\">\u5146\u5b57\u8282<\/span><span data-contrast=\"auto\"> (<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Megabyte\"><span data-contrast=\"none\">mebibyte<\/span><\/a><span data-contrast=\"auto\">)\u3002 <span style=\"color: #ff0000;\">10_000<\/span> <\/span><span data-contrast=\"auto\">\u5b57\u8282\u662f\u5176\u4e2d\u7684<\/span><span data-contrast=\"auto\"> 1%\u3002 <\/span><span data-contrast=\"auto\">\u6ce8\u610f\uff1a\u6211\u4f7f\u7528\u7684\u662f<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/csharp\/language-reference\/builtin-types\/integral-numeric-types#integer-literals\"><span data-contrast=\"none\">\u6574\u6570\u6587\u5b57<\/span><\/a><span data-contrast=\"auto\">\u683c\u5f0f\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u60a8\u4f1a\u770b\u5230\u4e00\u7ec4<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u8fd4\u56de\u5b57\u8282\uff0c\u53e6\u4e00\u7ec4\u8fd4\u56de\u5806\u5206\u914d\u7684\u5b57\u7b26\u4e32\u3002<\/span> <span data-contrast=\"auto\">\u5728\u4e2d\u95f4\uff0c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">File.OpenText<\/span> <\/span><span data-contrast=\"auto\">\u8fd4\u56de<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> char<\/span> <\/span><span data-contrast=\"auto\">\u503c\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">File.OpenText<\/span> <\/span><span data-contrast=\"auto\">\u4f9d\u8d56\u4e8e<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> StreamReader <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> FileStream<\/span> <\/span><span data-contrast=\"auto\">\u7c7b\u6765\u6267\u884c\u6240\u9700\u7684\u5904\u7406\u3002<\/span> <span data-contrast=\"auto\">\u8fd4\u56de<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">string<\/span><span data-contrast=\"auto\">\u4f9d\u8d56\u4e8e\u76f8\u540c\u7684\u7c7b\u578b\u3002<\/span> <span data-contrast=\"auto\">\u8fd9\u4e9b<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u4f7f\u7528\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> StreamReader <\/span><span data-contrast=\"auto\">\u5bf9\u8c61\u5206\u914d\u591a\u4e2a\u7f13\u51b2\u533a\uff0c\u5176\u4e2d\u5305\u62ec<\/span><span data-contrast=\"auto\"> 1k <\/span><span data-contrast=\"auto\">\u7f13\u51b2\u533a\u3002<\/span> <span data-contrast=\"auto\">\u5b83\u8fd8\u521b\u5efa\u4e00\u4e2a<\/span><span data-contrast=\"auto\"> <span style=\"color: #ff0000;\">FileStream<\/span> <\/span><span data-contrast=\"auto\">\u5bf9\u8c61\uff0c\u8be5\u5bf9\u8c61\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5206\u914d\u4e00\u4e2a<\/span><span data-contrast=\"auto\"> 4k <\/span><span data-contrast=\"auto\">\u7f13\u51b2\u533a\u3002<\/span> <span data-contrast=\"auto\">\u5bf9\u4e8e<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> File.OpenText<\/span><span data-contrast=\"auto\">\uff08\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> StreamReader.Read <\/span><span data-contrast=\"auto\">\u65f6\uff09\uff0c\u8fd9\u4e9b\u7f13\u51b2\u533a\u662f\u56fa\u5b9a\u6210\u672c\uff0c\u800c<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> File.ReadLines <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> File.ReadAllLines<\/span> <\/span><span data-contrast=\"auto\">\u8fd8\u5206\u914d\u5b57\u7b26\u4e32\uff08\u6bcf\u884c\u4e00\u4e2a\uff1b\u53ef\u53d8\u6210\u672c\uff09\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">\u5feb\u901f\u9605\u8bfb<\/span><\/b><b><span data-contrast=\"auto\">\u300aClarissa_Harlowe\u300b\uff081<\/span><\/b><b><span data-contrast=\"auto\">\u6beb\u79d2\u5185\uff09<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u8ba9\u6211\u4eec\u770b\u770b\u8ba1\u7b97<\/span><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/Clarissa_Harlowe\/clarissa_volume1.txt\"><span data-contrast=\"auto\">Clarissa_Harlowe <\/span><span data-contrast=\"none\">\u7b2c\u4e00\u5377<\/span><\/a><span data-contrast=\"auto\">\u4e2d\u7684\u884c\u6570\u3001\u5b57\u6570\u548c\u5b57\u8282\u6570\u9700\u8981\u591a\u957f\u65f6\u95f4\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ dotnet run <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u4e5f\u8bb8\u6211\u4eec\u5728\u5904\u7406<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">610_515<\/span><span data-contrast=\"auto\">\u5b57\u8282\u7684\u6587\u672c\u65f6\u5c06\u5728\u6027\u80fd\u4e0a\u770b\u5230\u66f4\u5927\u7684\u5dee\u5f02\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\"> <img decoding=\"async\" src=\"https:\/\/devblogs.microsoft.com\/dotnet\/wp-content\/uploads\/sites\/10\/2023\/11\/file-api-speed-large-document.png\" \/><\/span><\/p>\n<p><span data-contrast=\"auto\">\u786e\u5b9e\u5982\u6b64<\/span><span data-contrast=\"auto\">\u3002<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">byte<\/span><span data-contrast=\"auto\">\u548c<\/span><span style=\"color: #ff0000;\">\u202fchar<\/span><span data-contrast=\"auto\">\u8fd4\u56de<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u805a\u96c6\u5728\u4e00\u8d77\uff0c\u4ec5\u9ad8\u4e8e<\/span><span data-contrast=\"auto\"> 1 <\/span><span data-contrast=\"auto\">\u6beb\u79d2\u3002\u6211\u4eec\u73b0\u5728\u8fd8\u770b\u5230<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> File.ReadLine<\/span> <\/span><span data-contrast=\"auto\">\u548c<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> File.ReadAllLines <\/span><span data-contrast=\"auto\">\u4e4b\u95f4\u7684\u533a\u522b\u3002\u7136\u800c\uff0c\u6211\u4eec\u5e94\u8be5\u770b\u5230\uff0c\u5bf9\u4e8e<\/span><span data-contrast=\"auto\"> 600k <\/span><span data-contrast=\"auto\">\u7684\u6587\u672c\u6765\u8bf4\uff0c\u5dee\u8ddd\u4ec5\u4e3a<\/span><span data-contrast=\"auto\"> 2ms\u3002<\/span><span data-contrast=\"auto\">\u9ad8\u7ea7<\/span><span data-contrast=\"auto\">API<\/span><span data-contrast=\"auto\">\u4f7f\u7528\u7b80\u5355\u7684\u7b97\u6cd5\u65f6\u4e5f\u5c55\u73b0\u4e86\u6781\u5177\u7ade\u4e89\u529b\u7684\u6027\u80fd\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">File.ReadLine <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"> File.ReadAllLines <\/span><span data-contrast=\"auto\">\u4e4b\u95f4\u7684\u5dee\u5f02\u503c\u5f97\u66f4\u591a\u7684\u89e3\u91ca\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"11\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u6240\u6709<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u5747\u4ee5\u5b57\u8282\u5f00\u5934\u3002<\/span><a href=\"https:\/\/github.com\/dotnet\/runtime\/blob\/b6b00ec9f606eca0c47e01b30e74ee0d37d561ab\/src\/libraries\/System.Private.CoreLib\/src\/System\/IO\/File.cs#L770-L775\"><span data-contrast=\"none\">File.ReadLines<\/span><\/a> <span data-contrast=\"auto\">\u5c06<\/span><a href=\"https:\/\/github.com\/dotnet\/runtime\/blob\/b6b00ec9f606eca0c47e01b30e74ee0d37d561ab\/src\/libraries\/System.Private.CoreLib\/src\/System\/IO\/StreamReader.cs#L644\"><span data-contrast=\"auto\">\u5b57\u8282\u8bfb\u53d6\u5230<\/span><span data-contrast=\"auto\"> char <\/span><span data-contrast=\"none\">\u503c<\/span><\/a><span data-contrast=\"auto\">\u4e2d\uff0c<\/span><a href=\"https:\/\/github.com\/dotnet\/runtime\/blob\/b6b00ec9f606eca0c47e01b30e74ee0d37d561ab\/src\/libraries\/System.Private.CoreLib\/src\/System\/IO\/StreamReader.cs#L815\"><span data-contrast=\"none\">\u67e5\u627e\u4e0b\u4e00\u4e2a\u6362\u884c\u7b26<\/span><\/a><span data-contrast=\"auto\">\uff0c<\/span><a href=\"https:\/\/github.com\/dotnet\/runtime\/blob\/b6b00ec9f606eca0c47e01b30e74ee0d37d561ab\/src\/libraries\/System.Private.CoreLib\/src\/System\/IO\/StreamReader.cs#L819-L827\"><span data-contrast=\"none\">\u7136\u540e\u5c06\u8be5\u6587\u672c\u5757\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32<\/span><\/a><span data-contrast=\"auto\">\uff0c<\/span><a href=\"https:\/\/github.com\/dotnet\/runtime\/blob\/b6b00ec9f606eca0c47e01b30e74ee0d37d561ab\/src\/libraries\/System.Private.CoreLib\/src\/System\/IO\/ReadLinesIterator.cs#L50-L52\"><span data-contrast=\"none\">\u6bcf\u6b21\u8fd4\u56de\u4e00\u4e2a<\/span><\/a><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"11\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/dotnet\/runtime\/blob\/b6b00ec9f606eca0c47e01b30e74ee0d37d561ab\/src\/libraries\/System.Private.CoreLib\/src\/System\/IO\/File.cs#L751-L765\"><span data-contrast=\"none\">File.ReadAllLines<\/span><\/a> <span data-contrast=\"auto\">\u6267\u884c\u76f8\u540c\u7684\u64cd\u4f5c\uff0c\u5e76\u540c\u65f6\u521b\u5efa\u6240\u6709\u5b57\u7b26\u4e32\u884c\u5e76\u5c06\u5b83\u4eec\u5168\u90e8\u6253\u5305\u5230<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> string[]<\/span> <\/span><span data-contrast=\"auto\">\u4e2d\u3002<\/span> <span data-contrast=\"auto\">\u8fd9\u662f\u5927\u91cf\u7684\u524d\u671f\u5de5\u4f5c\uff0c\u9700\u8981\u5927\u91cf\u989d\u5916\u7684\u5185\u5b58\uff0c\u800c\u8fd9\u4e9b\u5185\u5b58\u901a\u5e38\u4e0d\u4f1a\u63d0\u4f9b\u989d\u5916\u7684\u4ef7\u503c<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">File.OpenText<\/span> <\/span><span data-contrast=\"auto\">\u8fd4\u56de\u4e00\u4e2a<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> StreamReader<\/span><span data-contrast=\"auto\">\uff0c\u5b83\u516c\u5f00<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> ReadLine <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> Read API<\/span>\u3002 <\/span><span data-contrast=\"auto\">\u524d\u8005\u8fd4\u56de\u4e00\u4e2a<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">string<\/span><span data-contrast=\"auto\">\uff0c\u540e\u8005\u8fd4\u56de\u4e00\u4e2a<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">string<\/span><span data-contrast=\"auto\">\u6216\u4e00\u4e2a<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">char<\/span><span data-contrast=\"auto\">\u503c\u3002<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> ReadLine <\/span><span data-contrast=\"auto\">\u9009\u9879\u4e0e\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> File.ReadLines <\/span><span data-contrast=\"auto\">\u975e\u5e38\u76f8\u4f3c\uff0c\u5b83\u57fa\u4e8e\u76f8\u540c\u7684<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u6784\u5efa\u3002\u5728\u56fe\u8868\u4e2d\uff0c\u6211\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> StreamReader.Read <\/span><span data-contrast=\"auto\">\u663e\u793a\u4e86<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> File.OpenText<\/span>\u3002<\/span><span data-contrast=\"auto\">\u8fd9\u6837\u6548\u7387\u8981\u9ad8\u5f97\u591a\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:420}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">\u5185\u5b58\uff1a\u6700\u597d\u4e00\u6b21\u8bfb\u4e00\u9875<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u57fa\u4e8e\u901f\u5ea6\u7684\u5dee\u5f02\uff0c\u6211\u4eec\u53ef\u80fd\u4e5f\u4f1a\u770b\u5230\u5f88\u5927\u7684\u5185\u5b58\u5dee\u5f02\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:2,&quot;335551620&quot;:2}\"><img decoding=\"async\" src=\"https:\/\/devblogs.microsoft.com\/dotnet\/wp-content\/uploads\/sites\/10\/2023\/11\/file-api-memory-large-document.png\" \/><\/span><\/p>\n<p><span data-contrast=\"auto\">\u6211\u4eec\u53ef\u4ee5\u5bbd\u5bb9\u4e00\u70b9\u3002\u8fd9\u662f\u4e00\u4e2a\u5de8\u5927\u7684\u5dee\u5f02\u3002\u4f4e\u7ea7<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u5177\u6709\u56fa\u5b9a\u6210\u672c\uff0c\u800c<\/span><span data-contrast=\"none\"><span style=\"color: #ff0000;\">string<\/span>\u00a0<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u7684\u5185\u5b58\u9700\u6c42\u5219\u968f\u7740\u6587\u6863\u7684\u5927\u5c0f\u800c\u53d8\u5316\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u6211\u7f16\u5199\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> FileOpenHandle <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> FileOpen<\/span> <\/span><span data-contrast=\"auto\">\u57fa\u51c6\u6d4b\u8bd5\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> ArrayPool <\/span><span data-contrast=\"auto\">\u6570\u7ec4\uff0c\u5176\u6210\u672c\u6ca1\u6709\u663e\u793a\u5728\u57fa\u51c6\u6d4b\u8bd5\u4e2d<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"typ\">Encoding<\/span><span class=\"pln\"> encoding <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">Encoding<\/span><span class=\"pun\">.<\/span><span class=\"pln\">UTF8<\/span><span class=\"pun\">;<\/span>\r\n<span class=\"typ\">Decoder<\/span><span class=\"pln\"> decoder <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> encoding<\/span><span class=\"pun\">.<\/span><span class=\"typ\">GetDecoder<\/span><span class=\"pun\">();<\/span>\r\n<span class=\"com\">\/\/ BenchmarkValues.Size = 4 * 1024<\/span>\r\n<span class=\"com\">\/\/ charBufferSize = 4097<\/span>\r\n<span class=\"kwd\">int<\/span><span class=\"pln\"> charBufferSize <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> encoding<\/span><span class=\"pun\">.<\/span><span class=\"typ\">GetMaxCharCount<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Size<\/span><span class=\"pun\">);<\/span>\r\n\r\n<span class=\"kwd\">char<\/span><span class=\"pun\">[]<\/span><span class=\"pln\"> charBuffer <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;char&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Rent<\/span><span class=\"pun\">(<\/span><span class=\"pln\">charBufferSize<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"kwd\">byte<\/span><span class=\"pun\">[]<\/span><span class=\"pln\"> buffer <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Rent<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Size<\/span><span class=\"pun\">);<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u4e0a\u9762\u8fd9\u6bb5\u4ee3\u7801\u663e\u793a\u4e86\u4f7f\u7528\u7684\u4e24\u4e2a<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">ArrayPool<\/span><span data-contrast=\"auto\">\u6570\u7ec4\uff08\u53ca\u5176\u5927\u5c0f\uff09\u3002\u6839\u636e\u89c2\u5bdf\uff0c<\/span><span data-contrast=\"auto\">4k <\/span><span data-contrast=\"auto\">\u7f13\u51b2\u533a\u5177\u6709\u663e\u8457\u7684\u6027\u80fd\u4f18\u52bf\uff0c\u8d85\u8fc7<\/span><span data-contrast=\"auto\">4k <\/span><span data-contrast=\"auto\">\u7f13\u51b2\u533a\u7684\u6027\u80fd\u4f18\u52bf\u6709\u9650\uff08\u6216\u6ca1\u6709\uff09\u3002<\/span><span data-contrast=\"auto\">4k <\/span><span data-contrast=\"auto\">\u7f13\u51b2\u533a\u5bf9\u4e8e\u5904\u7406<\/span><span data-contrast=\"auto\"> 600k <\/span><span data-contrast=\"auto\">\u6587\u4ef6\u4f3c\u4e4e\u662f\u5408\u7406\u7684\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u6211<\/span><span data-contrast=\"auto\">\u672c\u53ef\u4ee5\u4f7f\u7528\u79c1\u6709\u6570\u7ec4\uff08\u6216\u63a5\u53d7\u8c03\u7528\u8005\u7684\u7f13\u51b2\u533a\uff09\u3002\u6211\u5bf9<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> ArrayPool<\/span> <\/span><span data-contrast=\"auto\">\u6570\u7ec4\u7684\u4f7f\u7528\u5c55\u793a\u4e86\u5e95\u5c42<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u4e2d\u5185\u5b58\u4f7f\u7528\u7684\u5dee\u5f02\u3002<\/span> <span data-contrast=\"auto\">\u6b63\u5982\u60a8\u6240\u770b\u5230\u7684\uff0c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">File.Open<\/span> <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> File.OpenHandle<\/span> <\/span><span data-contrast=\"auto\">\u7684\u6210\u672c\u5b9e\u9645\u4e0a\u4e3a\u96f6\uff08\u81f3\u5c11\u76f8\u5bf9\u800c\u8a00\uff09\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u5c3d\u7ba1\u5982\u6b64\uff0c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">FileOpen<\/span> <\/span><span data-contrast=\"auto\">\u548c<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> FileOpenHandle <\/span><span data-contrast=\"auto\">\u57fa\u51c6\u6d4b\u8bd5\u7684\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u5c06\u4e0e\u6211\u8c03\u7528\u4e0d\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">ArrayPool<\/span><span data-contrast=\"auto\">\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> FileOpenText <\/span><span data-contrast=\"auto\">\u7684\u65f6\u5019\u975e\u5e38\u76f8\u4f3c\u3002<\/span> <span data-contrast=\"auto\">\u8fd9\u5e94\u8be5\u4f1a\u8ba9\u60a8\u89c9\u5f97<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> FileOpenText<\/span> <\/span><span data-contrast=\"auto\">\u975e\u5e38\u597d\uff08\u5f53\u4e0d\u4f7f\u7528<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> StreamReader.ReadLine<\/span> <\/span><span data-contrast=\"auto\">\u65f6\uff09\u3002\u5f53\u7136\uff0c\u6211\u7684\u5b9e\u73b0\u53ef\u4ee5\u66f4\u65b0\u4e3a\u4f7f\u7528\u66f4\u5c0f\u7684\u7f13\u51b2\u533a\uff0c\u4f46\u5b83\u4eec\u8fd0\u884c\u901f\u5ea6\u4f1a\u66f4\u6162\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">\u6027\u80fd\u4e0e<\/span><\/b><span style=\"color: #ff0000;\"><b>wc<\/b><\/span><b><span data-contrast=\"auto\">\u76f8\u5f53<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u6211\u5df2\u7ecf\u8bc1\u660e<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> System.IO<\/span> <\/span><span data-contrast=\"auto\">\u53ef\u7528\u4e8e\u4ea7\u751f\u4e0e<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> wc<\/span> <\/span><span data-contrast=\"auto\">\u76f8\u540c\u7684\u7ed3\u679c\u3002\u540c\u6837\uff0c\u6211\u5e94\u8be5\u4f7f\u7528\u6211\u7684\u6700\u4f73\u6027\u80fd\u57fa\u51c6\u6765\u6bd4\u8f83\u6027\u80fd\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u5c06\u4f7f\u7528<\/span><span data-contrast=\"auto\"> time <\/span><span data-contrast=\"auto\">\u547d\u4ee4\u6765\u8bb0\u5f55\u6574\u4e2a\u8c03\u7528\uff08\u8fdb\u7a0b\u5f00\u59cb\u5230\u7ec8\u6b62\uff09\uff0c\u5904\u7406\u5355\u4e2a\u5377\uff08\u5c0f\u8bf4\uff09\u548c\u6240\u6709\u5377\u3002\u60a8\u4f1a\u53d1\u73b0\u6574\u90e8\u5c0f\u8bf4\uff08\u5171<\/span><span data-contrast=\"auto\"> 9 <\/span><span data-contrast=\"auto\">\u5377\uff09\u5305\u542b\u4e86\u8d85\u8fc7<\/span><span data-contrast=\"auto\"> 5MB <\/span><span data-contrast=\"auto\">\u7684\u6587\u672c\u548c\u5c06\u8fd1<\/span><span data-contrast=\"auto\">100 <\/span><span data-contrast=\"auto\">\u4e07\u7684\u5b57\u6570<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u8ba9\u6211\u4eec\u4ece<\/span><span data-contrast=\"auto\">wc<\/span><span data-contrast=\"auto\">\u5f00\u59cb\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ time wc <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt \r\n <\/span><span class=\"lit\">11716<\/span> <span class=\"lit\">110023<\/span> <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n\r\nreal    <\/span><span class=\"lit\">0m0.009s<\/span><span class=\"pln\">\r\nuser    <\/span><span class=\"lit\">0m0.006s<\/span><span class=\"pln\">\r\nsys <\/span><span class=\"lit\">0m0.003s<\/span><span class=\"pln\">\r\n$ time wc <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/*<\/span>\r\n  <span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12124<\/span>  <span class=\"lit\">110407<\/span>  <span class=\"lit\">610557<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume2<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">11961<\/span>  <span class=\"lit\">109622<\/span>  <span class=\"lit\">606948<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume3<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12168<\/span>  <span class=\"lit\">111908<\/span>  <span class=\"lit\">625888<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume4<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12626<\/span>  <span class=\"lit\">108592<\/span>  <span class=\"lit\">614062<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume5<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12434<\/span>  <span class=\"lit\">107576<\/span>  <span class=\"lit\">607619<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume6<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12818<\/span>  <span class=\"lit\">112713<\/span>  <span class=\"lit\">628322<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume7<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">12331<\/span>  <span class=\"lit\">109785<\/span>  <span class=\"lit\">611792<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume8<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n  <\/span><span class=\"lit\">11771<\/span>  <span class=\"lit\">104934<\/span>  <span class=\"lit\">598265<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume9<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n      <\/span><span class=\"lit\">9<\/span>     <span class=\"lit\">153<\/span>    <span class=\"lit\">1044<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">summary<\/span><span class=\"pun\">.<\/span><span class=\"pln\">md\r\n <\/span><span class=\"lit\">109958<\/span>  <span class=\"lit\">985713<\/span> <span class=\"lit\">5515012<\/span><span class=\"pln\"> total\r\n\r\nreal    <\/span><span class=\"lit\">0m0.026s<\/span><span class=\"pln\">\r\nuser    <\/span><span class=\"lit\">0m0.026s<\/span><span class=\"pln\">\r\nsys <\/span><span class=\"lit\">0m0.000s<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u8fd9\u662f\u76f8\u5f53\u5feb\u7684\u3002\u5373<\/span><span data-contrast=\"auto\"> 9 <\/span><span data-contrast=\"auto\">\u6beb\u79d2\u548c<\/span><span data-contrast=\"auto\"> 26 <\/span><span data-contrast=\"auto\">\u6beb\u79d2\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u8ba9\u6211\u4eec\u5c1d\u8bd5\u4f7f\u7528<\/span><span data-contrast=\"auto\"> .NET<\/span><span data-contrast=\"auto\">\uff0c\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">FileOpenHandleCharSearchValuesBenchmark<\/span><span data-contrast=\"auto\">\u5b9e\u73b0\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ time <\/span><span class=\"pun\">.\/<\/span><span class=\"pln\">app<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">count <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt \r\n    <\/span><span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n\r\nreal    <\/span><span class=\"lit\">0m0.070s<\/span><span class=\"pln\">\r\nuser    <\/span><span class=\"lit\">0m0.033s<\/span><span class=\"pln\">\r\nsys <\/span><span class=\"lit\">0m0.016s<\/span><span class=\"pln\">\r\n$ time <\/span><span class=\"pun\">.\/<\/span><span class=\"pln\">app<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">count <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span>\r\n    <span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12124<\/span>  <span class=\"lit\">110407<\/span>  <span class=\"lit\">610557<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume2<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">11961<\/span>  <span class=\"lit\">109622<\/span>  <span class=\"lit\">606948<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume3<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12168<\/span>  <span class=\"lit\">111908<\/span>  <span class=\"lit\">625888<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume4<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12626<\/span>  <span class=\"lit\">108593<\/span>  <span class=\"lit\">614062<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume5<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12434<\/span>  <span class=\"lit\">107576<\/span>  <span class=\"lit\">607619<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume6<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12818<\/span>  <span class=\"lit\">112713<\/span>  <span class=\"lit\">628322<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume7<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12331<\/span>  <span class=\"lit\">109785<\/span>  <span class=\"lit\">611792<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume8<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">11771<\/span>  <span class=\"lit\">104934<\/span>  <span class=\"lit\">598265<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume9<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n        <\/span><span class=\"lit\">9<\/span>     <span class=\"lit\">153<\/span>    <span class=\"lit\">1044<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">summary<\/span><span class=\"pun\">.<\/span><span class=\"pln\">md\r\n   <\/span><span class=\"lit\">109958<\/span>  <span class=\"lit\">985714<\/span>  <span class=\"lit\">5515012<\/span><span class=\"pln\"> total\r\n\r\nreal    <\/span><span class=\"lit\">0m0.124s<\/span><span class=\"pln\">\r\nuser    <\/span><span class=\"lit\">0m0.095s<\/span><span class=\"pln\">\r\nsys <\/span><span class=\"lit\">0m0.010s<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u8fd9\u53ef\u4e0d\u597d<\/span><span data-contrast=\"auto\">!<\/span><span data-contrast=\"auto\">\u8fd8\u5dee\u5f97\u8fdc\u5462<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">.NET <\/span><span data-contrast=\"auto\">\u5206\u522b\u4e3a<\/span><span data-contrast=\"auto\"> 70 <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"> 124 <\/span><span data-contrast=\"auto\">\u6beb\u79d2\uff0c\u800c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> wc<\/span> <\/span><span data-contrast=\"auto\">\u5206\u522b\u4e3a<\/span><span data-contrast=\"auto\"> 9 <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"> 26 <\/span><span data-contrast=\"auto\">\u6beb\u79d2\u3002\u975e\u5e38\u6709\u8da3\u7684\u662f\uff0c\u6301\u7eed\u65f6\u95f4\u5e76\u4e0d\u968f\u7740\u5185\u5bb9\u7684\u5927\u5c0f\u800c\u53d8\u5316\uff0c\u7279\u522b\u662f\u5728<\/span><span data-contrast=\"auto\"> .NET <\/span><span data-contrast=\"auto\">\u5b9e\u73b0\u4e2d\u3002\u8fd0\u884c\u65f6\u542f\u52a8\u6210\u672c\u663e\u7136\u5360\u4e3b\u5bfc\u5730\u4f4d\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6bcf\u4e2a\u4eba\u90fd\u77e5\u9053\u6258\u7ba1\u8bed\u8a00\u8fd0\u884c\u65f6\u5728\u542f\u52a8\u65f6\u65e0\u6cd5\u8ddf\u4e0a\u672c\u673a\u4ee3\u7801\u3002\u6570\u5b57\u8bc1\u5b9e\u4e86\u8fd9\u4e00\u70b9\u3002\u5982\u679c\u6211\u4eec\u6709\u4e00\u4e2a\u672c\u673a\u6258\u7ba1\u8fd0\u884c\u65f6\u5c31\u597d\u4e86\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u54e6\uff01\u6211\u4eec\u7684\u786e\u6709\u3002\u6211\u4eec\u6709<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/core\/deploying\/native-aot\/?tabs=net7%2Cwindows\"><span data-contrast=\"auto\">\u672c\u673a<\/span><span data-contrast=\"none\">AOT<\/span><\/a><span data-contrast=\"auto\">\u3002\u6211\u4eec\u6765\u8bd5\u8bd5\u5427\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u7531\u4e8e\u6211\u559c\u6b22\u4f7f\u7528\u5bb9\u5668\uff0c\u56e0\u6b64\u6211\u4f7f\u7528\u4e86\u6211\u4eec\u7684<\/span><span data-contrast=\"auto\"> SDK <\/span><span data-contrast=\"auto\">\u5bb9\u5668\u6620\u50cf\u4e4b\u4e00\uff08\u5e26\u6709\u5377\u5b89\u88c5\uff09\u6765\u8fdb\u884c\u7f16\u8bd1\uff0c\u8fd9\u6837\u6211\u5c31\u65e0\u9700\u5728\u6211\u7684\u8ba1\u7b97\u673a\u4e0a<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/core\/deploying\/native-aot\/?tabs=net7%2Clinux-ubuntu#prerequisites\"><span data-contrast=\"none\">\u5b89\u88c5\u672c\u673a\u5de5\u5177\u94fe<\/span><\/a><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ docker run <\/span><span class=\"pun\">--<\/span><span class=\"pln\">rm mcr<\/span><span class=\"pun\">.<\/span><span class=\"pln\">microsoft<\/span><span class=\"pun\">.<\/span><span class=\"pln\">com<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">dotnet<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">nightly<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">sdk<\/span><span class=\"pun\">:<\/span><span class=\"lit\">8.0<\/span><span class=\"pun\">-<\/span><span class=\"pln\">jammy<\/span><span class=\"pun\">-<\/span><span class=\"pln\">aot dotnet <\/span><span class=\"pun\">--<\/span><span class=\"pln\">version\r\n<\/span><span class=\"lit\">8.0<\/span><span class=\"pun\">.<\/span><span class=\"lit\">100<\/span><span class=\"pun\">-<\/span><span class=\"pln\">rtm<\/span><span class=\"pun\">.<\/span><span class=\"lit\">23523.2<\/span><span class=\"pln\">\r\n$ docker run <\/span><span class=\"pun\">--<\/span><span class=\"pln\">rm <\/span><span class=\"pun\">-<\/span><span class=\"pln\">v $<\/span><span class=\"pun\">(<\/span><span class=\"pln\">pwd<\/span><span class=\"pun\">):\/<\/span><span class=\"pln\">source <\/span><span class=\"pun\">-<\/span><span class=\"pln\">w <\/span><span class=\"pun\">\/<\/span><span class=\"pln\">source mcr<\/span><span class=\"pun\">.<\/span><span class=\"pln\">microsoft<\/span><span class=\"pun\">.<\/span><span class=\"pln\">com<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">dotnet<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">nightly<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">sdk<\/span><span class=\"pun\">:<\/span><span class=\"lit\">8.0<\/span><span class=\"pun\">-<\/span><span class=\"pln\">jammy<\/span><span class=\"pun\">-<\/span><span class=\"pln\">aot dotnet publish <\/span><span class=\"pun\">-<\/span><span class=\"pln\">o <\/span><span class=\"pun\">\/<\/span><span class=\"pln\">source<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">napp\r\n$ ls <\/span><span class=\"pun\">-<\/span><span class=\"pln\">l napp<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">\r\ntotal <\/span><span class=\"lit\">4936<\/span>\r\n<span class=\"pun\">-<\/span><span class=\"pln\">rwxr<\/span><span class=\"pun\">-<\/span><span class=\"pln\">xr<\/span><span class=\"pun\">-<\/span><span class=\"pln\">x <\/span><span class=\"lit\">1<\/span><span class=\"pln\"> root root <\/span><span class=\"lit\">1944896<\/span> <span class=\"typ\">Oct<\/span> <span class=\"lit\">30<\/span> <span class=\"lit\">11<\/span><span class=\"pun\">:<\/span><span class=\"lit\">57<\/span><span class=\"pln\"> count\r\n<\/span><span class=\"pun\">-<\/span><span class=\"pln\">rwxr<\/span><span class=\"pun\">-<\/span><span class=\"pln\">xr<\/span><span class=\"pun\">-<\/span><span class=\"pln\">x <\/span><span class=\"lit\">1<\/span><span class=\"pln\"> root root <\/span><span class=\"lit\">3107720<\/span> <span class=\"typ\">Oct<\/span> <span class=\"lit\">30<\/span> <span class=\"lit\">11<\/span><span class=\"pun\">:<\/span><span class=\"lit\">57<\/span><span class=\"pln\"> count<\/span><span class=\"pun\">.<\/span><span class=\"pln\">dbg<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u5982\u679c\u60a8\u4ed4\u7ec6\u89c2\u5bdf\uff0c\u60a8\u4f1a\u53d1\u73b0\u4f7f\u7528\u672c\u673a<\/span><span data-contrast=\"auto\"> AOT <\/span><span data-contrast=\"auto\">\u7f16\u8bd1\u7684\u57fa\u51c6\u5e94\u7528\u7a0b\u5e8f\u5c0f\u4e8e<\/span><span data-contrast=\"auto\"> 2MB (1_944_896)\u3002 <\/span><span data-contrast=\"auto\">\u8fd9\u5c31\u662f\u6240\u6709\u7684\u4e1c\u897f\uff08\u8fd0\u884c\u65f6\u3001\u5e93\u548c\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801\uff09\u3002\u4e8b\u5b9e\u4e0a\uff0c\u7b26\u53f7\uff08<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">count.dbg<\/span><span data-contrast=\"auto\">\uff09\u6587\u4ef6\u66f4\u5927\u3002\u4f8b\u5982\uff0c\u6211\u53ef\u4ee5\u5c06\u8be5\u53ef\u6267\u884c\u6587\u4ef6\u653e\u5230<\/span><span data-contrast=\"auto\"> Ubuntu 22.04 x64 <\/span><span data-contrast=\"auto\">\u8ba1\u7b97\u673a\u4e0a\uff0c\u7136\u540e\u8fd0\u884c\u5b83\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u8ba9\u6211\u4eec\u6d4b\u8bd5\u4e00\u4e0b\u672c\u673a<\/span><span data-contrast=\"auto\">AOT\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ time <\/span><span class=\"pun\">.\/<\/span><span class=\"pln\">napp<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">count <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n\r\nreal    <\/span><span class=\"lit\">0m0.004s<\/span><span class=\"pln\">\r\nuser    <\/span><span class=\"lit\">0m0.005s<\/span><span class=\"pln\">\r\nsys <\/span><span class=\"lit\">0m0.000s<\/span><span class=\"pln\">\r\n$ time <\/span><span class=\"pun\">.\/<\/span><span class=\"pln\">napp<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">count <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span>\r\n    <span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12124<\/span>  <span class=\"lit\">110407<\/span>  <span class=\"lit\">610557<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume2<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">11961<\/span>  <span class=\"lit\">109622<\/span>  <span class=\"lit\">606948<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume3<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12168<\/span>  <span class=\"lit\">111908<\/span>  <span class=\"lit\">625888<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume4<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12626<\/span>  <span class=\"lit\">108593<\/span>  <span class=\"lit\">614062<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume5<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12434<\/span>  <span class=\"lit\">107576<\/span>  <span class=\"lit\">607619<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume6<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12818<\/span>  <span class=\"lit\">112713<\/span>  <span class=\"lit\">628322<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume7<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">12331<\/span>  <span class=\"lit\">109785<\/span>  <span class=\"lit\">611792<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume8<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n    <\/span><span class=\"lit\">11771<\/span>  <span class=\"lit\">104934<\/span>  <span class=\"lit\">598265<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume9<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n        <\/span><span class=\"lit\">9<\/span>     <span class=\"lit\">153<\/span>    <span class=\"lit\">1044<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">summary<\/span><span class=\"pun\">.<\/span><span class=\"pln\">md\r\n   <\/span><span class=\"lit\">109958<\/span>  <span class=\"lit\">985714<\/span>  <span class=\"lit\">5515012<\/span><span class=\"pln\"> total\r\n\r\nreal    <\/span><span class=\"lit\">0m0.022s<\/span><span class=\"pln\">\r\nuser    <\/span><span class=\"lit\">0m0.025s<\/span><span class=\"pln\">\r\nsys <\/span><span class=\"lit\">0m0.007s<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u672c\u673a<\/span><span data-contrast=\"auto\"> AOT <\/span><span data-contrast=\"auto\">\u5206\u522b\u4e3a<\/span><span data-contrast=\"auto\"> 4 <\/span><span data-contrast=\"auto\">\u6beb\u79d2\u548c<\/span><span data-contrast=\"auto\"> 22 <\/span><span data-contrast=\"auto\">\u6beb\u79d2\uff0c\u800c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> wc<\/span> <\/span><span data-contrast=\"auto\">\u5206\u522b\u4e3a<\/span><span data-contrast=\"auto\"> 9 <\/span><span data-contrast=\"auto\">\u6beb\u79d2\u548c<\/span><span data-contrast=\"auto\"> 25 <\/span><span data-contrast=\"auto\">\u6beb\u79d2\u3002<\/span> <span data-contrast=\"auto\">\u8fd9\u4e9b\u90fd\u662f\u975e\u5e38\u51fa\u8272\u7684\u6210\u7ee9\uff0c\u800c\u4e14\u5f88\u6709\u7ade\u4e89\u529b\uff01<\/span> <span data-contrast=\"auto\">\u8fd9\u4e9b\u6570\u5b57\u662f\u5982\u6b64\u4e4b\u597d\uff0c\u4ee5\u81f3\u4e8e\u6211\u51e0\u4e4e\u4e0d\u5f97\u4e0d\u4ed4\u7ec6\u68c0\u67e5\uff0c\u4f46\u8ba1\u6570\u9a8c\u8bc1\u4e86\u8ba1\u7b97\u7ed3\u679c<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\"> <img decoding=\"async\" src=\"https:\/\/devblogs.microsoft.com\/dotnet\/wp-content\/uploads\/sites\/10\/2023\/11\/native-code-results.png\" \/><\/span><\/p>\n<p><span data-contrast=\"auto\">\u6ce8\u610f\uff1a\u6211\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> &lt;OptimizationPreference&gt;Speed&lt;\/OptimizationPreference&gt; <\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/core\/deploying\/native-aot\/optimizing#optimize-for-size-or-speed\"><span data-contrast=\"none\">\u914d\u7f6e<\/span><\/a><span data-contrast=\"auto\">\u4e86\u5e94\u7528\u7a0b\u5e8f\u3002<\/span> <span data-contrast=\"auto\">\u5b83\u63d0\u4f9b\u4e86\u5c0f\u5c0f\u7684\u597d\u5904\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><b><span data-contrast=\"auto\">\u6587\u672c\u3001<\/span><\/b><b><span data-contrast=\"auto\">Runes<\/span><\/b><b><span data-contrast=\"auto\">\u548c<\/span><\/b><b><span data-contrast=\"auto\"> Unicode<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u6587\u672c\u65e0\u5904\u4e0d\u5728\u3002\u4e8b\u5b9e\u4e0a\uff0c\u60a8\u73b0\u5728\u6b63\u5728\u9605\u8bfb\u5b83\u3002<\/span><span data-contrast=\"auto\">.NET <\/span><span data-contrast=\"auto\">\u5305\u542b\u591a\u79cd\u7528\u4e8e\u5904\u7406\u548c\u5b58\u50a8\u6587\u672c\u7684\u7c7b\u578b\uff0c\u5305\u62ec<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.char?view=net-8.0\"><span data-contrast=\"none\">Char<\/span><\/a><span data-contrast=\"auto\">\u3001<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.text.encoding?view=net-8.0\"><span data-contrast=\"none\">Encoding<\/span><\/a><span data-contrast=\"auto\">\u3001<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.text.rune?view=net-8.0\"><span data-contrast=\"none\">Rune<\/span><\/a><span data-contrast=\"auto\">\u548c<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.string?view=net-8.0\"><span data-contrast=\"none\">String<\/span><\/a><span data-contrast=\"auto\">.<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Unicode\"><span data-contrast=\"none\">Unicode<\/span><\/a><span data-contrast=\"auto\">\u7f16\u7801\u8d85\u8fc7\u4e00\u767e\u4e07\u4e2a\u5b57\u7b26\uff0c\u5305\u62ec\u8868\u60c5\u7b26\u53f7<\/span><a href=\"https:\/\/home.unicode.org\/emoji\/about-emoji\/\"><span data-contrast=\"none\">emoji<\/span><\/a><span data-contrast=\"auto\">\u3002<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/ASCII\"><span data-contrast=\"none\">ASCII<\/span><\/a><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"> Unicode<\/span><span data-contrast=\"auto\">\u7684\u524d<\/span><span data-contrast=\"auto\"> 128 <\/span><span data-contrast=\"auto\">\u4e2a\u5b57\u7b26\u5339\u914d\u3002<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Comparison_of_Unicode_encodings\"><span data-contrast=\"auto\">Unicode <\/span><span data-contrast=\"none\">\u7f16\u7801<\/span><\/a><span data-contrast=\"auto\">\u5171\u6709\u4e09\u79cd\uff1a<\/span><span data-contrast=\"auto\">UTF8\u3001UTF16 <\/span><span data-contrast=\"auto\">\u548c<\/span><span data-contrast=\"auto\"> UTF32\uff0c<\/span><span data-contrast=\"auto\">\u7528\u4e8e\u7f16\u7801\u6bcf\u4e2a\u5b57\u7b26\u7684\u4e0d\u540c\u5b57\u8282\u6570<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u4ee5\u4e0b\u662f\u300a\u970d\u6bd4\u7279\u4eba\u300b\u4e2d\u7684\u4e00\u4e9b\uff08\u534a\u76f8\u5173\uff09\u6587\u5b57\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<blockquote><p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u201c\u6708\u4eae\u5b57\u6bcd\u662f\u7b26\u6587\u5b57\u6bcd\uff0c\u4f46\u4f60\u770b\u4e0d\u5230\u5b83\u4eec\uff0c\u201d\u57c3\u5c14\u9686\u5fb7\u8bf4<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559731&quot;:420}\">\u00a0<\/span><\/p><\/blockquote>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6211\u4e0d\u7981\u8ba4\u4e3a\u6708\u4eae\u5b57\u6bcd\u662f\u5947\u5999\u7684<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Whitespace_character\"><span data-contrast=\"none\">\u7a7a\u767d\u5b57\u7b26<\/span><\/a><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u4ee5\u4e0b\u662f\u4e00\u4e2a<\/span><a href=\"https:\/\/github.com\/richlander\/convenience\/tree\/main\/wordcount\/codepoints\"><span data-contrast=\"none\">\u5c0f\u5b9e\u7528\u7a0b\u5e8f<\/span><\/a><span data-contrast=\"auto\">\u7684\u7ed3\u679c\uff0c\u5b83\u4f7f\u7528\u8be5\u6587\u672c\u6253\u5370\u51fa\u6709\u5173\u6bcf\u4e2a<\/span><span data-contrast=\"auto\"> Unicode <\/span><span data-contrast=\"auto\">\u5b57\u7b26\u7684\u4fe1\u606f\u3002\u5b57\u8282\u957f\u5ea6\u548c\u5b57\u8282\u7279\u5b9a\u4e8e<\/span><span data-contrast=\"auto\"> UTF8 <\/span><span data-contrast=\"auto\">\u8868\u793a\u5f62\u5f0f\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ dotnet run elrond<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt <\/span><span class=\"pun\">|<\/span><span class=\"pln\"> head <\/span><span class=\"pun\">-<\/span><span class=\"pln\">n <\/span><span class=\"lit\">16<\/span><span class=\"pln\">\r\nchar<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> codepoint<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> byte<\/span><span class=\"pun\">-<\/span><span class=\"pln\">length<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> notes\r\n<\/span><span class=\"pun\">\u201c,<\/span>   <span class=\"lit\">8220<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">3<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">11100010<\/span><span class=\"pln\">_10000000_10011100<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\nM<\/span><span class=\"pun\">,<\/span>     <span class=\"lit\">77<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01001101<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\no<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">111<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01101111<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\no<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">111<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01101111<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\nn<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">110<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01101110<\/span><span class=\"pun\">,<\/span>\r\n<span class=\"pun\">-,<\/span>     <span class=\"lit\">45<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">00101101<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\nl<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">108<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01101100<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\ne<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">101<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01100101<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\nt<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">116<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01110100<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\nt<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">116<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01110100<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\ne<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">101<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01100101<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\nr<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">114<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01110010<\/span><span class=\"pun\">,<\/span><span class=\"pln\">\r\ns<\/span><span class=\"pun\">,<\/span>    <span class=\"lit\">115<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01110011<\/span><span class=\"pun\">,<\/span>\r\n <span class=\"pun\">,<\/span>     <span class=\"lit\">32<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">00100000<\/span><span class=\"pun\">,<\/span><span class=\"pln\">whitespace\r\na<\/span><span class=\"pun\">,<\/span>     <span class=\"lit\">97<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">01100001<\/span><span class=\"pun\">,<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u5de6<\/span><a href=\"https:\/\/util.unicode.org\/UnicodeJsps\/character.jsp?a=201c&amp;B1=Show\"><span data-contrast=\"none\">\u5f15\u53f7\u5b57\u7b26<\/span><\/a><span data-contrast=\"auto\">\u9700\u8981\u4e09\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\u3002\u5176\u4f59\u5b57\u7b26\u90fd\u9700\u8981\u4e00\u4e2a\u5b57\u8282\uff0c\u56e0\u4e3a\u5b83\u4eec\u5728<\/span><span data-contrast=\"auto\"> ASCII <\/span><span data-contrast=\"auto\">\u5b57\u7b26\u8303\u56f4\u5185\u3002\u6211\u4eec\u8fd8\u770b\u5230\u4e00\u4e2a\u7a7a\u767d\u5b57\u7b26\uff0c\u5373\u7a7a\u683c\u5b57\u7b26\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u4f7f\u7528\u4e00\u5b57\u8282\u7f16\u7801\u7684\u5b57\u7b26\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u5f62\u5f0f\u4e0e\u5176\u4ee3\u7801\u70b9\u6574\u6570\u503c\u5b8c\u5168\u5339\u914d\u3002\u4f8b\u5982\uff0c\u4ee3\u7801\u70b9<\/span><span data-contrast=\"auto\">\u201cM\u201d\uff0877<\/span><span data-contrast=\"auto\">\uff09\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u662f<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">0b01001101<\/span><span data-contrast=\"auto\">\uff0c\u4e0e\u6574\u6570<\/span><span data-contrast=\"auto\">77<\/span><span data-contrast=\"auto\">\u76f8\u540c\u3002\u76f8\u53cd\uff0c\u6574\u6570<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">8220<\/span><span data-contrast=\"auto\">\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u662f<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">0b_100000_00011100<\/span><span data-contrast=\"auto\">\uff0c\u800c\u4e0d\u662f\u6211\u4eec\u4e0a\u9762\u770b\u5230\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">\u201c<\/span><span data-contrast=\"auto\">\u4e09\u5b57\u8282\u4e8c\u8fdb\u5236\u503c\u3002\u8fd9\u662f\u56e0\u4e3a<\/span> <a href=\"https:\/\/stackoverflow.com\/questions\/5290182\/how-many-bytes-does-one-unicode-character-take\"><span data-contrast=\"auto\">Unicode <\/span><span data-contrast=\"none\">\u7f16\u7801\u4e0d\u4ec5\u4ec5\u63cf\u8ff0\u4ee3\u7801\u70b9\u503c\u3002<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u8fd9\u662f\u53e6\u4e00\u4e2a\u7ed9\u60a8\u63d0\u4f9b<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/standard\/base-types\/character-encoding-introduction\"><span data-contrast=\"none\">\u66f4\u591a\u53d1\u73b0<\/span><\/a><span data-contrast=\"auto\">\u7684<\/span><a href=\"https:\/\/github.com\/richlander\/convenience\/tree\/main\/wordcount\/printchars\"><span data-contrast=\"none\">\u7a0b\u5e8f<\/span><\/a><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"kwd\">using<\/span> <span class=\"typ\">System<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Text<\/span><span class=\"pun\">;<\/span>\r\n\r\n<span class=\"kwd\">char<\/span><span class=\"pln\"> englishLetter <\/span><span class=\"pun\">=<\/span> <span class=\"str\">'A'<\/span><span class=\"pun\">;<\/span>\r\n<span class=\"kwd\">char<\/span><span class=\"pln\"> fancyQuote <\/span><span class=\"pun\">=<\/span>  <span class=\"str\">'\u201c'<\/span><span class=\"pun\">;<\/span>\r\n<span class=\"com\">\/\/ char emoji = (char)0x1f600; \/\/ won't compile<\/span>\r\n<span class=\"kwd\">string<\/span><span class=\"pln\"> emoji <\/span><span class=\"pun\">=<\/span> <span class=\"str\">\"\\U0001f600\"<\/span><span class=\"pun\">;<\/span>\r\n<span class=\"typ\">Encoding<\/span><span class=\"pln\"> encoding <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">Encoding<\/span><span class=\"pun\">.<\/span><span class=\"pln\">UTF8<\/span><span class=\"pun\">;<\/span>\r\n\r\n<span class=\"typ\">PrintChar<\/span><span class=\"pun\">(<\/span><span class=\"pln\">englishLetter<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"typ\">PrintChar<\/span><span class=\"pun\">(<\/span><span class=\"pln\">fancyQuote<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"typ\">PrintChar<\/span><span class=\"pun\">(<\/span><span class=\"pln\">emoji<\/span><span class=\"pun\">[<\/span><span class=\"lit\">0<\/span><span class=\"pun\">]);<\/span>\r\n<span class=\"typ\">PrintUnicodeCharacter<\/span><span class=\"pun\">(<\/span><span class=\"pln\">emoji<\/span><span class=\"pun\">);<\/span>\r\n\r\n<span class=\"kwd\">void<\/span> <span class=\"typ\">PrintChar<\/span><span class=\"pun\">(<\/span><span class=\"kwd\">char<\/span><span class=\"pln\"> c<\/span><span class=\"pun\">)<\/span>\r\n<span class=\"pun\">{<\/span>\r\n    <span class=\"kwd\">int<\/span> <span class=\"kwd\">value<\/span> <span class=\"pun\">=<\/span> <span class=\"pun\">(<\/span><span class=\"kwd\">int<\/span><span class=\"pun\">)<\/span><span class=\"pln\">c<\/span><span class=\"pun\">;<\/span>\r\n    <span class=\"com\">\/\/ Rune rune = new Rune(c); \/\/ will throw since emoji[0] is an invalid rune<\/span>\r\n    <span class=\"typ\">Console<\/span><span class=\"pun\">.<\/span><span class=\"typ\">WriteLine<\/span><span class=\"pun\">(<\/span><span class=\"pln\">$<\/span><span class=\"str\">\"{c}; bytes: {encoding.GetByteCount([c])}; integer value: {(int)c}; round-trip: {(char)value}\"<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"pun\">}<\/span>\r\n\r\n<span class=\"kwd\">void<\/span> <span class=\"typ\">PrintUnicodeCharacter<\/span><span class=\"pun\">(<\/span><span class=\"kwd\">string<\/span><span class=\"pln\"> s<\/span><span class=\"pun\">)<\/span>\r\n<span class=\"pun\">{<\/span>\r\n    <span class=\"kwd\">char<\/span><span class=\"pun\">[]<\/span><span class=\"pln\"> chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> s<\/span><span class=\"pun\">.<\/span><span class=\"typ\">ToCharArray<\/span><span class=\"pun\">();<\/span>\r\n    <span class=\"kwd\">int<\/span> <span class=\"kwd\">value<\/span> <span class=\"pun\">=<\/span> <span class=\"kwd\">char<\/span><span class=\"pun\">.<\/span><span class=\"typ\">ConvertToUtf32<\/span><span class=\"pun\">(<\/span><span class=\"pln\">s<\/span><span class=\"pun\">,<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">);<\/span>\r\n    <span class=\"typ\">Rune<\/span><span class=\"pln\"> r1 <\/span><span class=\"pun\">=<\/span> <span class=\"pun\">(<\/span><span class=\"typ\">Rune<\/span><span class=\"pun\">)<\/span><span class=\"kwd\">value<\/span><span class=\"pun\">;<\/span>\r\n    <span class=\"typ\">Rune<\/span><span class=\"pln\"> r2 <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">new<\/span> <span class=\"typ\">Rune<\/span><span class=\"pun\">(<\/span><span class=\"pln\">chars<\/span><span class=\"pun\">[<\/span><span class=\"lit\">0<\/span><span class=\"pun\">],<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">[<\/span><span class=\"lit\">1<\/span><span class=\"pun\">]);<\/span>\r\n    <span class=\"typ\">Console<\/span><span class=\"pun\">.<\/span><span class=\"typ\">WriteLine<\/span><span class=\"pun\">(<\/span><span class=\"pln\">$<\/span><span class=\"str\">\"{s}; chars: {chars.Length}; bytes: {encoding.GetByteCount(chars)}; integer value: {value}; round-trip {char.ConvertFromUtf32(value)};\"<\/span><span class=\"pun\">);<\/span>\r\n    <span class=\"typ\">Console<\/span><span class=\"pun\">.<\/span><span class=\"typ\">WriteLine<\/span><span class=\"pun\">(<\/span><span class=\"pln\">$<\/span><span class=\"str\">\"{s}; Runes match: {r1 == r2 &amp;&amp; r1.Value == value}; {nameof(Rune.Utf8SequenceLength)}: {r1.Utf8SequenceLength}; {nameof(Rune.Utf16SequenceLength)}: {r1.Utf16SequenceLength}\"<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"pun\">}<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u5b83\u6253\u5370\u51fa\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">A<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> integer value<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">65<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> round<\/span><span class=\"pun\">-<\/span><span class=\"pln\">trip<\/span><span class=\"pun\">:<\/span><span class=\"pln\"> A\r\n<\/span><span class=\"pun\">\u201c;<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">3<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> integer value<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">8220<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> round<\/span><span class=\"pun\">-<\/span><span class=\"pln\">trip<\/span><span class=\"pun\">:<\/span> <span class=\"pun\">\u201c<\/span>\r\n<span class=\"pun\">\ufffd;<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">3<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> integer value<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">55357<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> round<\/span><span class=\"pun\">-<\/span><span class=\"pln\">trip<\/span><span class=\"pun\">:<\/span> <span class=\"pun\">\ufffd<\/span>\r\n<span class=\"pun\">\ud83d\ude00;<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">2<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">4<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> integer value<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">128512<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> round<\/span><span class=\"pun\">-<\/span><span class=\"pln\">trip <\/span><span class=\"pun\">\ud83d\ude00;<\/span>\r\n<span class=\"pun\">\ud83d\ude00;<\/span> <span class=\"typ\">Runes<\/span><span class=\"pln\"> match<\/span><span class=\"pun\">:<\/span> <span class=\"typ\">True<\/span><span class=\"pun\">;<\/span> <span class=\"typ\">Utf8SequenceLength<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">4<\/span><span class=\"pun\">;<\/span> <span class=\"typ\">Utf16SequenceLength<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">2<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u6211\u53ef\u4ee5\u518d\u6b21\u8fd0\u884c\u8be5\u5e94\u7528\u7a0b\u5e8f\uff0c\u5c06<\/span><span data-contrast=\"none\">encoding<\/span><span data-contrast=\"auto\">\u5207\u6362\u4e3a<\/span><span data-contrast=\"auto\"> UTF16<\/span><span data-contrast=\"auto\">\u3002\u6211\u5c06<\/span><span data-contrast=\"none\">encoding<\/span><span data-contrast=\"auto\">\u7684\u503c\u5207\u6362\u4e3a<\/span><span data-contrast=\"none\">Encoding.Unicode<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">A<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">2<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> integer value<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">65<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> round<\/span><span class=\"pun\">-<\/span><span class=\"pln\">trip<\/span><span class=\"pun\">:<\/span><span class=\"pln\"> A\r\n<\/span><span class=\"pun\">\u201c;<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">2<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> integer value<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">8220<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> round<\/span><span class=\"pun\">-<\/span><span class=\"pln\">trip<\/span><span class=\"pun\">:<\/span> <span class=\"pun\">\u201c<\/span>\r\n<span class=\"pun\">\ufffd;<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">2<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> integer value<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">55357<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> round<\/span><span class=\"pun\">-<\/span><span class=\"pln\">trip<\/span><span class=\"pun\">:<\/span> <span class=\"pun\">\ufffd<\/span>\r\n<span class=\"pun\">\ud83d\ude00;<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">2<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">4<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> integer value<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">128512<\/span><span class=\"pun\">;<\/span><span class=\"pln\"> round<\/span><span class=\"pun\">-<\/span><span class=\"pln\">trip <\/span><span class=\"pun\">\ud83d\ude00;<\/span>\r\n<span class=\"pun\">\ud83d\ude00;<\/span> <span class=\"typ\">Runes<\/span><span class=\"pln\"> match<\/span><span class=\"pun\">:<\/span> <span class=\"typ\">True<\/span><span class=\"pun\">;<\/span> <span class=\"typ\">Utf8SequenceLength<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">4<\/span><span class=\"pun\">;<\/span> <span class=\"typ\">Utf16SequenceLength<\/span><span class=\"pun\">:<\/span> <span class=\"lit\">2<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u8fd9\u544a\u8bc9\u6211\u4eec\u4e00\u4e9b\u4e8b\u60c5\uff1a<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"10\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">UTF8<\/span><span data-contrast=\"auto\">\u7f16\u7801\u5177\u6709\u975e\u7edf\u4e00\u7684\u5b57\u8282\u7f16\u7801\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"10\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">UTF16<\/span><span data-contrast=\"auto\">\u7f16\u7801\u66f4\u52a0\u7edf\u4e00\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"10\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u9700\u8981\u5355\u4e2a\u4ee3\u7801\u70b9\u7684\u5b57\u7b26\u53ef\u4ee5\u4e0e<\/span><span data-contrast=\"auto\"> int <\/span><span data-contrast=\"auto\">\u8fdb\u884c\u4e92\u64cd\u4f5c\uff0c\u4ece\u800c\u542f\u7528<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> (char)8220<\/span> <\/span><span data-contrast=\"auto\">\u6216<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> (char)0x201C <\/span><span data-contrast=\"auto\">\u7b49\u6a21\u5f0f\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"10\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u9700\u8981\u4e24\u4e2a\u4ee3\u7801\u70b9\u7684\u5b57\u7b26\u53ef\u4ee5\u5b58\u50a8\u5728<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">string<\/span><span data-contrast=\"auto\">\u3001<span style=\"color: #ff0000;\">(UTF32)<\/span> <\/span><span data-contrast=\"auto\">\u6574\u6570\u503c\u6216<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> Rune<\/span> <\/span><span data-contrast=\"auto\">\u4e2d\uff0c\u4ece\u800c\u542f\u7528<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> (Rune)128512<\/span> <\/span><span data-contrast=\"auto\">\u7b49\u6a21\u5f0f\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"10\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u5982\u679c\u4ee3\u7801\u76f4\u63a5\u5904\u7406\u5b57\u7b26\u6216\uff08\u66f4\u7cdf\u7cd5\u7684\uff09\u5b57\u8282\uff0c\u5219\u5f88\u5bb9\u6613\u7f16\u5199\u6709\u9519\u8bef\u7684\u8f6f\u4ef6\u3002\u4f8b\u5982\uff0c\u60f3\u8c61\u4e00\u4e0b\u7f16\u5199\u4e00\u4e2a\u652f\u6301\u8868\u60c5\u7b26\u53f7\u641c\u7d22\u8bcd\u7684\u6587\u672c\u641c\u7d22\u7b97\u6cd5\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"10\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u5bf9\u4e8e\u4efb\u4f55\u5f00\u53d1\u4eba\u5458\u6765\u8bf4\uff0c\u591a\u4ee3\u7801\u70b9\u5b57\u7b26\u5c31\u8db3\u591f\u4e86<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"10\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"4\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u6211\u7684\u7ec8\u7aef\u652f\u6301\u8868\u60c5\u7b26\u53f7\uff08\u6211\u5bf9\u6b64\u611f\u5230\u975e\u5e38\u9ad8\u5174\uff09\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">\u6211\u4eec\u53ef\u4ee5\u5c06\u8fd9\u4e9b<\/span><span data-contrast=\"auto\"> Unicode <\/span><span data-contrast=\"auto\">\u6982\u5ff5\u4e0e<\/span><span data-contrast=\"auto\"> .NET <\/span><span data-contrast=\"auto\">\u7c7b\u578b\u8054\u7cfb\u8d77\u6765<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"9\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"5\" data-aria-level=\"1\"><span style=\"color: #ff0000;\" data-contrast=\"auto\">String<\/span><span data-contrast=\"auto\">\u548c<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">char<\/span><span data-contrast=\"auto\">\u4f7f\u7528<\/span><span data-contrast=\"auto\">UTF16<\/span><span data-contrast=\"auto\">\u7f16\u7801\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"9\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"6\" data-aria-level=\"1\"><span data-contrast=\"auto\">Encoding<\/span><span data-contrast=\"auto\">\u7c7b\u5141\u8bb8\u5904\u7406\u7f16\u7801\u548c<\/span><span data-contrast=\"auto\">byte<\/span><span data-contrast=\"auto\">\u503c\u4e4b\u95f4\u7684\u6587\u672c\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"9\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"7\" data-aria-level=\"1\"><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">string<\/span> <\/span><span data-contrast=\"auto\">\u652f\u6301\u9700\u8981\u4e00\u6216\u4e24\u4e2a\u4ee3\u7801\u70b9\u7684<\/span><span data-contrast=\"auto\"> Unicode <\/span><span data-contrast=\"auto\">\u5b57\u7b26<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"9\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"8\" data-aria-level=\"1\"><span data-contrast=\"auto\">\u4e0e<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">char<\/span><span data-contrast=\"auto\">\u4e0d\u540c\uff0c<\/span><a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/api\/system.text.rune?view=net-8.0#rune-in-net-vs-other-languages\"><span data-contrast=\"none\">Rune<\/span><\/a><span data-contrast=\"auto\">\u53ef\u4ee5\u8868\u793a\u6240\u6709<\/span><span data-contrast=\"auto\">Unicode<\/span><span data-contrast=\"auto\">\u5b57\u7b26<\/span><span data-contrast=\"auto\">(<\/span><span data-contrast=\"auto\">\u5305\u62ec<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Universal_Character_Set_characters#Surrogates\"><span data-contrast=\"none\">\u4ee3\u7406\u5b57\u7b26\u5bf9<\/span><\/a><span data-contrast=\"auto\">)\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">\u6240\u6709\u8fd9\u4e9b\u7c7b\u578b\u90fd\u5728\u57fa\u51c6\u6d4b\u8bd5\u4e2d\u4f7f\u7528\u3002\u6240\u6709\u7684\u57fa\u51c6\u6d4b\u8bd5\uff08\u9664\u4e86\u4f5c\u5f0a\u7684\u57fa\u51c6\u6d4b\u8bd5\uff09\u90fd\u6b63\u786e\u4f7f\u7528\u8fd9\u4e9b\u7c7b\u578b\uff0c\u4ee5\u4fbf\u6b63\u786e\u5904\u7406<\/span><span data-contrast=\"auto\"> Unicode <\/span><span data-contrast=\"auto\">\u6587\u672c\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u57fa\u51c6\u6d4b\u8bd5\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<h3><span style=\"color: #ff0000;\"><b>File.ReadLines<\/b><\/span><b><span data-contrast=\"none\">\u548c<\/span><\/b><span style=\"color: #ff0000;\"><b>File.ReadAllLines<\/b>\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u4ee5\u4e0b\u57fa\u51c6\u6d4b\u8bd5\u5b9e\u73b0\u4e86\u57fa\u4e8e<\/span><span data-contrast=\"auto\">string<\/span><span data-contrast=\"auto\">\u884c\u7684\u9ad8\u7ea7\u7b97\u6cd5\uff1a<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"8\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"9\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileReadLinesBenchmark.cs\"><span data-contrast=\"none\">FileReadLines<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"8\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"10\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileReadAllLinesBenchmark.cs\"><span data-contrast=\"none\">FileReadAllLinesBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">\u7ed3\u679c\u90e8\u5206\u4e2d\u7684\u6027\u80fd\u56fe\u8868\u5305\u62ec\u8fd9\u4e24\u4e2a\u57fa\u51c6\uff0c\u56e0\u6b64\u65e0\u9700\u518d\u6b21\u663e\u793a\u8fd9\u4e9b\u7ed3\u679c\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">FileReadLines<\/span><span data-contrast=\"auto\">\u57fa\u51c6\u4e3a\u6211\u4eec\u7684\u5206\u6790\u8bbe\u7f6e\u4e86\u57fa\u7ebf\u3002\u5b83\u5728<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">IEnumerable&lt;string&gt;<\/span><span data-contrast=\"auto\">\u4e0a\u4f7f\u7528<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">foreach<\/span>\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"kwd\">public<\/span> <span class=\"kwd\">static<\/span> <span class=\"typ\">Count<\/span> <span class=\"typ\">Count<\/span><span class=\"pun\">(<\/span><span class=\"kwd\">string<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">)<\/span>\r\n<span class=\"pun\">{<\/span>\r\n   <span class=\"kwd\">long<\/span><span class=\"pln\"> wordCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> lineCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> charCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n\r\n   <span class=\"kwd\">foreach<\/span> <span class=\"pun\">(<\/span><span class=\"kwd\">string<\/span><span class=\"pln\"> line <\/span><span class=\"kwd\">in<\/span> <span class=\"typ\">File<\/span><span class=\"pun\">.<\/span><span class=\"typ\">ReadLines<\/span><span class=\"pun\">(<\/span><span class=\"pln\">path<\/span><span class=\"pun\">))<\/span>\r\n   <span class=\"pun\">{<\/span><span class=\"pln\">\r\n      lineCount<\/span><span class=\"pun\">++;<\/span><span class=\"pln\">\r\n      charCount <\/span><span class=\"pun\">+=<\/span><span class=\"pln\"> line<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Length<\/span><span class=\"pun\">;<\/span>\r\n      <span class=\"kwd\">bool<\/span><span class=\"pln\"> wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span>\r\n\r\n      <span class=\"kwd\">foreach<\/span> <span class=\"pun\">(<\/span><span class=\"kwd\">char<\/span><span class=\"pln\"> c <\/span><span class=\"kwd\">in<\/span><span class=\"pln\"> line<\/span><span class=\"pun\">)<\/span>\r\n      <span class=\"pun\">{<\/span>\r\n            <span class=\"kwd\">bool<\/span><span class=\"pln\"> isSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">char<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IsWhiteSpace<\/span><span class=\"pun\">(<\/span><span class=\"pln\">c<\/span><span class=\"pun\">);<\/span>\r\n\r\n            <span class=\"kwd\">if<\/span> <span class=\"pun\">(!<\/span><span class=\"pln\">isSpace <\/span><span class=\"pun\">&amp;&amp;<\/span><span class=\"pln\"> wasSpace<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span><span class=\"pln\">\r\n               wordCount<\/span><span class=\"pun\">++;<\/span>\r\n            <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n            wasSpace <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> isSpace<\/span><span class=\"pun\">;<\/span>\r\n      <span class=\"pun\">}<\/span>\r\n   <span class=\"pun\">}<\/span>\r\n\r\n   <span class=\"kwd\">return<\/span> <span class=\"kwd\">new<\/span><span class=\"pun\">(<\/span><span class=\"pln\">lineCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> wordCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> charCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"pun\">}<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u4e0a\u9762\u8fd9\u6bb5\u4ee3\u7801\u901a\u8fc7\u5916\u90e8<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> foreach<\/span> <\/span><span data-contrast=\"auto\">\u8ba1\u7b97\u884c\u6570\u548c\u5b57\u7b26\u6570\u3002\u5185\u90e8<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> foreach<\/span> <\/span><span data-contrast=\"auto\">\u8ba1\u7b97\u7a7a\u683c\u540e\u7684\u5355\u8bcd\u6570\uff0c\u67e5\u770b\u884c\u4e2d\u7684\u6bcf\u4e2a\u5b57\u7b26\u3002\u5b83\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> char.IsWhiteSpace <\/span><span data-contrast=\"auto\">\u6765\u786e\u5b9a\u5b57\u7b26\u662f\u5426\u4e3a\u7a7a\u683c\u3002\u8fd9\u4e2a\u7b97\u6cd5\u5bf9\u4e8e\u5b57\u6570\u7edf\u8ba1\u6765\u8bf4\u662f\u6700\u7b80\u5355\u7684\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ wc <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n   <\/span><span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n$ dotnet run <\/span><span class=\"pun\">-<\/span><span class=\"pln\">c <\/span><span class=\"typ\">Release<\/span> <span class=\"lit\">1<\/span> <span class=\"lit\">11<\/span>\r\n<span class=\"typ\">FileReadLinesBenchmark<\/span>\r\n<span class=\"lit\">11716<\/span> <span class=\"lit\">110023<\/span> <span class=\"lit\">587080<\/span> <span class=\"pun\">\/<\/span><span class=\"typ\">Users<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">rich<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">git<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">convenience<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">wordcount<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">wordcount<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">bin<\/span><span class=\"pun\">\/<\/span><span class=\"typ\">Release<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">net8<\/span><span class=\"pun\">.<\/span><span class=\"lit\">0<\/span><span class=\"pun\">\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u6ce8\u610f<\/span><span data-contrast=\"auto\">:<\/span><span data-contrast=\"auto\">\u5728\u6211\u81ea\u5df1\u7684\u6d4b\u8bd5\u4e2d\uff0c\u8be5\u5e94\u7528\u7a0b\u5e8f\u5728\u57fa\u51c6\u6d4b\u8bd5\u4e2d\u4ee5\u51e0\u79cd\u4e0d\u540c\u7684\u65b9\u5f0f\u542f\u52a8\u3002\u8fd9\u5c31\u662f\u6709\u5947\u602a\u7684\u547d\u4ee4\u884c\u53c2\u6570\u7684\u539f\u56e0\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u7ed3\u679c\u4e0e<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> wc<\/span> <\/span><span data-contrast=\"auto\">\u5de5\u5177\u57fa\u672c\u5339\u914d\u3002\u5b57\u8282\u6570\u4e0d\u5339\u914d\uff0c\u56e0\u4e3a\u6b64\u4ee3\u7801\u9002\u7528\u4e8e\u5b57\u7b26\u800c\u4e0d\u662f\u5b57\u8282\u3002\u8fd9\u610f\u5473\u7740<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Byte_order_mark\"><span data-contrast=\"none\">\u5b57\u8282\u987a\u5e8f\u6807\u8bb0<\/span><\/a><span data-contrast=\"auto\">\u3001\u591a\u5b57\u8282\u7f16\u7801\u548c\u884c\u7ec8\u6b62\u5b57\u7b26\u5df2\u4ece\u89c6\u56fe\u4e2d\u9690\u85cf\u3002\u6211\u672c\u53ef\u4ee5\u4e3a\u6bcf\u884c\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> charCount <\/span><span data-contrast=\"auto\">\u6dfb\u52a0<\/span><span data-contrast=\"auto\"> +1<\/span><span data-contrast=\"auto\">\uff0c\u4f46\u8fd9\u5bf9\u6211\u6765\u8bf4\u4f3c\u4e4e\u6ca1\u4ec0\u4e48\u7528\uff0c\u7279\u522b\u662f\u56e0\u4e3a\u6709\u591a\u4e2a<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Newline\"><span data-contrast=\"none\">\u6362\u884c\u7b26\u65b9\u6848<\/span><\/a><span data-contrast=\"auto\">\u3002\u6211\u51b3\u5b9a\u51c6\u786e\u5730\u8ba1\u7b97\u5b57\u7b26\u6216\u5b57\u8282\uff0c\u800c\u4e0d\u662f\u5c1d\u8bd5\u8fd1\u4f3c\u5b83\u4eec\u4e4b\u95f4\u7684\u5dee\u5f02<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<blockquote><p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u603b\u7ed3\uff1a\u8fd9\u4e9b<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u975e\u5e38\u9002\u5408\u5c0f\u578b\u6587\u6863\u6216\u8005\u5185\u5b58\u4f7f\u7528\u4e0d\u662f\u4e00\u4e2a\u5f3a\u7ea6\u675f\u65f6\u3002\u5982\u679c\u6211\u7684\u7b97\u6cd5\u4f9d\u8d56\u4e8e\u9884\u5148\u4e86\u89e3\u6587\u6863\u4e2d\u7684\u884c\u6570\u5e76\u4e14\u4ec5\u9002\u7528\u4e8e\u5c0f\u6587\u6863\uff0c\u6211\u53ea\u4f1a\u4f7f\u7528<\/span><span data-contrast=\"auto\"> File.ReadAllLines<\/span><span data-contrast=\"auto\">\u3002\u5bf9\u4e8e\u8f83\u5927\u7684\u6587\u6863\uff0c\u6211\u4f1a\u91c7\u7528\u66f4\u597d\u7684\u7b97\u6cd5\u6765\u8ba1\u7b97\u6362\u884c\u7b26\uff0c\u4ee5\u907f\u514d\u4f7f\u7528\u8be5<\/span><span data-contrast=\"auto\"> API\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:420}\">\u00a0<\/span><\/p><\/blockquote>\n<h3><span style=\"color: #ff0000;\"><b>File.OpenText<\/b>\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u4e0b\u9762\u7684\u57fa\u51c6\u6d4b\u8bd5\u5b9e\u73b0\u4e86\u591a\u79cd\u65b9\u6cd5\uff0c\u5b83\u4eec\u90fd\u57fa\u4e8e<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">StreamReader<\/span><span data-contrast=\"auto\">\uff0c<\/span><span data-contrast=\"auto\">\u5176\u4e2d<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">File.OpenText <\/span><span data-contrast=\"auto\">\u53ea\u662f<\/span><a href=\"https:\/\/github.com\/dotnet\/runtime\/blob\/b6b00ec9f606eca0c47e01b30e74ee0d37d561ab\/src\/libraries\/System.Private.CoreLib\/src\/System\/IO\/File.cs#L30-L31\"><span data-contrast=\"auto\">\u4e00\u4e2a<\/span><span data-contrast=\"none\">\u5305\u88c5\u5668<\/span><\/a><span data-contrast=\"auto\">\u3002 <\/span><span data-contrast=\"auto\">\u4e00\u4e9b<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">StreamReader<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u516c\u5f00<\/span><span data-contrast=\"none\">string<\/span><span data-contrast=\"auto\">\u884c\uff0c\u5176\u4ed6<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u516c\u5f00<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">char<\/span><span data-contrast=\"auto\">\u503c\u3002<\/span> <span data-contrast=\"auto\">\u5728\u8fd9\u91cc<\/span><span data-contrast=\"auto\">\uff0c<\/span><span data-contrast=\"auto\">\u6211\u4eec\u5c06\u770b\u5230\u6027\u80fd\u4e0a\u7684\u8f83\u5927\u5dee\u5f02\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenTextReadLineBenchmark.cs\"><span data-contrast=\"none\">FileOpenTextReadLineBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenTextReadLineSearchValuesBenchmark.cs\"><span data-contrast=\"none\">FileOpenTextReadLineSearchValuesBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenTextCharBenchmark.cs\"><span data-contrast=\"none\">FileOpenTextCharBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenTextCharLinesBenchmark.cs\"><span data-contrast=\"none\">FileOpenTextCharLinesBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"4\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenTextCharIndexOfAnyBenchmark.cs\"><span data-contrast=\"none\">FileOpenTextCharIndexOfAnyBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"5\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenTextCharSearchValuesBenchmark.cs\"><span data-contrast=\"none\">FileOpenTextCharSearchValuesBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">\u8fd9\u4e9b\u57fa\u51c6\u6d4b\u8bd5\u7684\u76ee\u6807\u662f\u786e\u5b9a<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">SearchValues<\/span> <span data-contrast=\"auto\">\u4ee5\u53ca<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">char <\/span><span data-contrast=\"auto\">\u4e0e<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">string <\/span><span data-contrast=\"auto\">\u7684\u4f18\u52bf\u3002<\/span> <span data-contrast=\"auto\">\u6211\u8fd8\u6dfb\u52a0\u4e86<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">FileReadLinesBenchmark <\/span><span data-contrast=\"auto\">\u57fa\u51c6\u6d4b\u8bd5\u4f5c\u4e3a\u524d\u4e00\u7ec4\u57fa\u51c6\u6d4b\u8bd5\u7684\u57fa\u51c6\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/devblogs.microsoft.com\/dotnet\/wp-content\/uploads\/sites\/10\/2023\/11\/file-open-text-speed-large-document.png\" \/><\/p>\n<p><span data-contrast=\"auto\">\u60a8\u53ef\u80fd\u60f3\u77e5\u9053\u5185\u5b58<\/span><span data-contrast=\"auto\">\u3002 <span style=\"color: #ff0000;\">StreamReader<\/span> <\/span><span data-contrast=\"auto\">\u7684\u5185\u5b58\u4f7f\u7528\u662f<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">char<\/span><span data-contrast=\"auto\">\u4e0e<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">string<\/span><span data-contrast=\"auto\">\u7684\u51fd\u6570\uff0c\u60a8\u53ef\u4ee5\u5728\u672c\u6587\u524d\u9762\u7684\u521d\u59cb\u5185\u5b58\u56fe\u8868\u4e2d\u770b\u5230\u8fd9\u4e00\u70b9\u3002\u8fd9\u4e9b\u7b97\u6cd5\u7684\u5dee\u5f02\u4f1a\u5f71\u54cd\u901f\u5ea6\uff0c\u4f46\u4e0d\u4f1a\u5f71\u54cd\u5185\u5b58\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">FileOpenTextReadLineBenchmark<\/span> <\/span><span data-contrast=\"auto\">\u57fa\u51c6\u6d4b\u8bd5\u5b9e\u9645\u4e0a\u4e0e<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> FileReadLines <\/span><span data-contrast=\"auto\">\u76f8\u540c\uff0c\u53ea\u662f\u6ca1\u6709<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> IEnumerable&lt;string&gt; <\/span><span data-contrast=\"auto\">\u62bd\u8c61<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span style=\"color: #ff0000;\" data-contrast=\"auto\">FileOpenTextReadLineSearchValuesBenchmark<\/span><span data-contrast=\"auto\">\u57fa\u51c6\u6d4b\u8bd5\u5f00\u59cb\u53d8\u5f97\u66f4\u82b1\u54e8\u4e86<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"kwd\">public<\/span> <span class=\"kwd\">static<\/span> <span class=\"typ\">Count<\/span> <span class=\"typ\">Count<\/span><span class=\"pun\">(<\/span><span class=\"kwd\">string<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">)<\/span>\r\n<span class=\"pun\">{<\/span>\r\n   <span class=\"kwd\">long<\/span><span class=\"pln\"> wordCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> lineCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> charCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">using<\/span> <span class=\"typ\">StreamReader<\/span><span class=\"pln\"> stream <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">File<\/span><span class=\"pun\">.<\/span><span class=\"typ\">OpenText<\/span><span class=\"pun\">(<\/span><span class=\"pln\">path<\/span><span class=\"pun\">);<\/span>\r\n\r\n   <span class=\"kwd\">string<\/span><span class=\"pun\">?<\/span><span class=\"pln\"> line <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">null<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">while<\/span> <span class=\"pun\">((<\/span><span class=\"pln\">line <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> stream<\/span><span class=\"pun\">.<\/span><span class=\"typ\">ReadLine<\/span><span class=\"pun\">())<\/span> <span class=\"kwd\">is<\/span> <span class=\"kwd\">not<\/span> <span class=\"kwd\">null<\/span><span class=\"pun\">)<\/span>\r\n   <span class=\"pun\">{<\/span><span class=\"pln\">\r\n      lineCount<\/span><span class=\"pun\">++;<\/span><span class=\"pln\">\r\n      charCount <\/span><span class=\"pun\">+=<\/span><span class=\"pln\"> line<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Length<\/span><span class=\"pun\">;<\/span>\r\n      <span class=\"typ\">ReadOnlySpan<\/span><span class=\"str\">&lt;char&gt;<\/span><span class=\"pln\"> text <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> line<\/span><span class=\"pun\">.<\/span><span class=\"typ\">AsSpan<\/span><span class=\"pun\">().<\/span><span class=\"typ\">TrimStart<\/span><span class=\"pun\">();<\/span>\r\n\r\n      <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">text<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Length<\/span> <span class=\"kwd\">is<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n      <span class=\"pun\">{<\/span>\r\n            <span class=\"kwd\">continue<\/span><span class=\"pun\">;<\/span>\r\n      <span class=\"pun\">}<\/span>\r\n\r\n      <span class=\"kwd\">int<\/span><span class=\"pln\"> index <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n      <span class=\"kwd\">while<\/span> <span class=\"pun\">((<\/span><span class=\"pln\">index <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> text<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IndexOfAny<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">WhitespaceSearchValuesNoLineBreak<\/span><span class=\"pun\">))<\/span> <span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n      <span class=\"pun\">{<\/span><span class=\"pln\">\r\n            wordCount<\/span><span class=\"pun\">++;<\/span><span class=\"pln\">\r\n            text <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> text<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"pln\">index<\/span><span class=\"pun\">).<\/span><span class=\"typ\">TrimStart<\/span><span class=\"pun\">();<\/span>\r\n      <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n      wordCount<\/span><span class=\"pun\">++;<\/span>\r\n   <span class=\"pun\">}<\/span>\r\n\r\n   <span class=\"kwd\">return<\/span> <span class=\"kwd\">new<\/span><span class=\"pun\">(<\/span><span class=\"pln\">lineCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> wordCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> charCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"pun\">}<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u8fd9\u4e2a\u57fa\u51c6\u6d4b\u8bd5\u53ea\u662f\u7b80\u5355\u5730\u8ba1\u7b97\u7a7a\u683c\uff08\u5b83\u4e0d\u4f1a\u4fee\u526a\uff09\u3002\u5b83\u5229\u7528\u65b0\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> SearchValues <\/span><span data-contrast=\"auto\">\u7c7b\u578b\uff0c\u5728\u641c\u7d22\u591a\u4e2a\u503c\u65f6\u53ef\u4ee5\u52a0\u5feb<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> IndexOfAny<\/span> <\/span><span data-contrast=\"auto\">\u7684\u901f\u5ea6\u3002<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> SearchValues <\/span><span data-contrast=\"auto\">\u5bf9\u8c61\u7531\u9664\uff08\u5927\u591a\u6570\uff09\u6362\u884c\u7b26\u4e4b\u5916\u7684<\/span><a href=\"https:\/\/util.unicode.org\/UnicodeJsps\/list-unicodeset.jsp?a=%5B:White_Space=Yes:%5D\"><span data-contrast=\"none\">\u7a7a\u767d\u5b57\u7b26<\/span><\/a><span data-contrast=\"auto\">\u6784\u9020\u3002\u6211\u4eec\u53ef\u4ee5\u5047\u8bbe\u6362\u884c\u7b26\u4e0d\u518d\u5b58\u5728\uff0c\u56e0\u4e3a\u4ee3\u7801\u4f9d\u8d56\u4e8e<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> StreamReader.ReadLine<\/span>\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6211\u672c\u53ef\u4ee5\u5728\u4e4b\u524d\u7684\u57fa\u51c6\u6d4b\u8bd5\u5b9e\u73b0\u4e2d\u4f7f\u7528\u76f8\u540c\u7684\u7b97\u6cd5\uff0c\u4f46\u662f\uff0c\u6211\u5e0c\u671b\u5c06\u6700\u5e73\u6613\u8fd1\u4eba\u7684<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u4e0e\u6700\u5e73\u6613\u8fd1\u4eba\u7684\u57fa\u51c6\u6d4b\u8bd5\u5b9e\u73b0\u76f8\u5339\u914d\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span style=\"color: #ff0000;\" data-contrast=\"auto\">IndexOfAny<\/span><span data-contrast=\"auto\">\u8868\u73b0\u5982\u6b64\u51fa\u8272\u7684\u5f88\u5927\u4e00\u90e8\u5206\u539f\u56e0\u662f\u77e2\u91cf\u5316\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ dotnet run <\/span><span class=\"pun\">-<\/span><span class=\"pln\">c <\/span><span class=\"typ\">Release<\/span> <span class=\"lit\">2<\/span>\r\n<span class=\"typ\">Vector64<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IsHardwareAccelerated<\/span><span class=\"pun\">:<\/span> <span class=\"typ\">False<\/span>\r\n<span class=\"typ\">Vector128<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IsHardwareAccelerated<\/span><span class=\"pun\">:<\/span> <span class=\"typ\">True<\/span>\r\n<span class=\"typ\">Vector256<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IsHardwareAccelerated<\/span><span class=\"pun\">:<\/span> <span class=\"typ\">True<\/span>\r\n<span class=\"typ\">Vector512<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IsHardwareAccelerated<\/span><span class=\"pun\">:<\/span> <span class=\"typ\">False<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">.NET 8 <\/span><span data-contrast=\"auto\">\u5305\u542b\u4e86\u9ad8\u8fbe<\/span><span data-contrast=\"auto\"> 512 <\/span><span data-contrast=\"auto\">\u4f4d\u7684\u77e2\u91cf<\/span><span data-contrast=\"auto\"> API<\/span><span data-contrast=\"auto\">\u3002\u60a8\u53ef\u4ee5\u5728\u81ea\u5df1\u7684\u7b97\u6cd5\u4e2d\u4f7f\u7528\u5b83\u4eec\uff0c\u4e5f\u53ef\u4ee5\u4f9d\u8d56<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> IndexOfAny<\/span> <\/span><span data-contrast=\"auto\">\u7b49\u5185\u7f6e<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u6765\u5229\u7528\u6539\u8fdb\u7684\u5904\u7406\u80fd\u529b\u3002\u4fbf\u5229\u7684<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> IsHardwareAccelerated<\/span> API <\/span><span data-contrast=\"auto\">\u53ef\u4ee5\u544a\u8bc9\u60a8\u7ed9\u5b9a<\/span><span data-contrast=\"auto\"> CPU <\/span><span data-contrast=\"auto\">\u4e0a\u7684\u77e2\u91cf\u5bc4\u5b58\u5668\u6709\u591a\u5927\u3002\u8fd9\u662f\u5728\u6211\u7684<\/span><span data-contrast=\"auto\"> Intel <\/span><span data-contrast=\"auto\">\u673a\u5668\u4e0a\u5f97\u5230\u7684\u7ed3\u679c\u3002\u6211\u5c1d\u8bd5\u4e86<\/span><span data-contrast=\"auto\"> Azure <\/span><span data-contrast=\"auto\">\u4e2d\u63d0\u4f9b\u7684\u4e00\u4e9b\u8f83\u65b0\u7684<\/span><span data-contrast=\"auto\"> Intel <\/span><span data-contrast=\"auto\">\u786c\u4ef6\uff0c\u5b83\u4eec\u5c06<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">Vector512.IsHardwareAccelerated<\/span> <\/span><span data-contrast=\"auto\">\u62a5\u544a\u4e3a<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> True<\/span><span data-contrast=\"auto\">\u3002\u6211\u7684<\/span><span data-contrast=\"auto\"> MacBook M1 <\/span><span data-contrast=\"auto\">\u673a\u5668\u62a5\u544a\u4e3a<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> Vector128.IsHardwareAccelerated<\/span> <\/span><span data-contrast=\"auto\">\u4f5c\u4e3a\u6700\u9ad8\u53ef\u7528\u503c\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u73b0\u5728\u6211\u4eec\u53ef\u4ee5\u79bb\u5f00<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">string<\/span><span data-contrast=\"auto\">\u5e76\u5207\u6362\u5230<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">char<\/span><span data-contrast=\"auto\">\u503c\u3002\u9884\u671f\u4f1a\u6709\u4e24\u5927\u597d\u5904\u3002\u9996\u5148\uff0c\u5e95\u5c42<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u4e0d\u9700\u8981\u63d0\u524d\u8bfb\u53d6\u6765\u67e5\u627e\u6362\u884c\u7b26\uff0c\u4e5f\u4e0d\u4f1a\u518d\u6709\u4efb\u4f55\u5b57\u7b26\u4e32\u9700\u8981\u8fdb\u884c\u5806\u5206\u914d\u548c\u5783\u573e\u6536\u96c6\u3002<\/span> <span data-contrast=\"auto\">\u6211\u4eec\u5e94\u8be5\u770b\u5230\u901f\u5ea6\u6709\u4e86\u663e\u8457\u7684\u63d0\u9ad8\uff0c\u5e76\u4e14\u6211\u4eec\u5df2\u7ecf\u4ece\u4e4b\u524d\u7684\u56fe\u8868\u4e2d\u77e5\u9053\u5185\u5b58\u6709\u4e86\u663e\u8457\u7684\u51cf\u5c11\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6211\u6784\u5efa\u4e86\u4ee5\u4e0b\u57fa\u51c6\u6765\u68b3\u7406\u5404\u79cd\u7b56\u7565\u7684\u4ef7\u503c\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"6\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">FileOpenTextCharBenchmark<\/span> \u2014 <\/span><span data-contrast=\"auto\">\u4e0e<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> FileReadLines<\/span> <\/span><span data-contrast=\"auto\">\u76f8\u540c\u7684\u57fa\u672c\u7b97\u6cd5\uff0c\u4f46\u6dfb\u52a0\u4e86\u5bf9\u6362\u884c\u7b26\u68c0\u67e5\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"6\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">FileOpenTextCharLinesBenchmark<\/span>\u2014 <\/span><span data-contrast=\"auto\">\u8bd5\u56fe\u901a\u8fc7\u5408\u6210\u5b57\u7b26\u884c\u6765\u7b80\u5316\u6838\u5fc3\u7b97\u6cd5<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"6\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">FileOpenTextCharSearchValuesBenchmark<\/span>\u2014 <\/span><span data-contrast=\"auto\">\u7c7b\u4f3c\u4e8e<\/span> <span style=\"color: #ff0000;\">FileOpenTextReadLineSearchValuesBenchmark<\/span><span style=\"font-size: 1rem; text-align: var(--bs-body-text-align);\" data-contrast=\"auto\">\u7684<\/span><span style=\"font-size: 1rem; text-align: var(--bs-body-text-align); color: #ff0000;\" data-contrast=\"auto\">SearchValues<\/span><span style=\"font-size: 1rem; text-align: var(--bs-body-text-align);\" data-contrast=\"auto\">\u7684\u4f7f\u7528\uff0c\u4ee5\u52a0\u5feb\u7a7a\u95f4\u641c\u7d22\uff0c\u4f46\u6ca1\u6709\u9884\u5148\u8ba1\u7b97\u884c<\/span><span style=\"font-size: 1rem; text-align: var(--bs-body-text-align);\" data-contrast=\"auto\">\u3002<\/span><span style=\"font-size: 1rem; text-align: var(--bs-body-text-align);\" data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:860}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"6\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"4\" data-aria-level=\"1\"><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">FileOpenTextCharIndexOfAnyBenchmark<\/span> \u2014<\/span><span data-contrast=\"auto\">\u5b8c\u5168\u76f8\u540c\u7684\u7b97\u6cd5\uff0c\u4f46\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> IndexOfAny <\/span><span data-contrast=\"auto\">\u548c<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> Span&lt;char&gt; <\/span><span data-contrast=\"auto\">\u800c\u4e0d\u662f\u65b0\u7684<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> SearchValues<\/span> <\/span><span data-contrast=\"auto\">\u7c7b\u578b\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">\u8fd9\u4e9b\u57fa\u51c6\uff08\u5982\u4e0a\u56fe\u6240\u793a\uff09\u544a\u8bc9\u6211\u4eec\uff0c\u5e26\u6709<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> SearchValues&lt;char&gt;<\/span> <\/span><span data-contrast=\"auto\">\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> IndexOfAny <\/span><span data-contrast=\"auto\">\u975e\u5e38\u6709\u7528<\/span><span data-contrast=\"auto\">\u3002 <\/span><span data-contrast=\"auto\">\u6709\u8da3\u7684\u662f\uff0c\u5f53\u7ed9\u5b9a\u5f88\u591a\u7684\u503c\uff08<\/span><span data-contrast=\"auto\">25\uff09<\/span><span data-contrast=\"auto\">\u8fdb\u884c\u68c0\u67e5\u65f6\uff0c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">IndexOfAny<\/span> <\/span><span data-contrast=\"auto\">\u7684\u8868\u73b0\u975e\u5e38\u7cdf\u7cd5\u3002\u8fd9\u6bd4\u7b80\u5355\u5730\u7528<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">char.IsWhiteSpace<\/span> <\/span><span data-contrast=\"auto\">\u68c0\u67e5\u904d\u5386\u6bcf\u4e2a\u5b57\u7b26\u8981\u6162\u5f97\u591a\u3002\u5982\u679c\u60a8\u5728<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> IndexOfAny<\/span> <\/span><span data-contrast=\"auto\">\u4e2d\u4f7f\u7528\u5927\u91cf\u641c\u7d22\u8bcd\uff0c\u8fd9\u4e9b\u7ed3\u679c\u5e94\u8be5\u4f1a\u8ba9\u60a8\u6709\u6240\u987e\u8651<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u6211\u5728\u5176\u4ed6\u4e00\u4e9b\u673a\u5668\u4e0a\u505a\u4e86\u4e00\u4e9b\u6d4b\u8bd5\u3002<\/span> <span data-contrast=\"auto\">\u6211\u6ce8\u610f\u5230<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> FileOpenTextCharLinesBenchmark<\/span> <\/span><span data-contrast=\"auto\">\u5728<\/span><span data-contrast=\"auto\"> AVX512 <\/span><span data-contrast=\"auto\">\u673a\u5668\uff08\u65f6\u949f\u901f\u5ea6\u8f83\u4f4e\uff09\u4e0a\u8868\u73b0\u5f97\u5f88\u597d\u3002<\/span> <span data-contrast=\"auto\">\u8fd9\u53ef\u80fd\u662f\u56e0\u4e3a\u5b83\u66f4\u4f9d\u8d56\u4e8e<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> IndexOfAny<\/span><span data-contrast=\"auto\">\uff08\u53ea\u6709\u4e24\u4e2a\u641c\u7d22\u8bcd\uff09\uff0c\u5e76\u4e14\u662f\u4e00\u4e2a\u975e\u5e38\u7cbe\u7b80\u7684\u7b97\u6cd5<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u4e0b\u9762\u662f<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> FileOpenTextCharSearchValuesBenchmark<\/span> <\/span><span data-contrast=\"auto\">\u5b9e\u73b0\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"kwd\">public<\/span> <span class=\"kwd\">static<\/span> <span class=\"typ\">Count<\/span> <span class=\"typ\">Count<\/span><span class=\"pun\">(<\/span><span class=\"kwd\">string<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">)<\/span>\r\n<span class=\"pun\">{<\/span>\r\n   <span class=\"kwd\">long<\/span><span class=\"pln\"> wordCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> lineCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> charCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">bool<\/span><span class=\"pln\"> wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span>\r\n\r\n   <span class=\"kwd\">char<\/span><span class=\"pun\">[]<\/span><span class=\"pln\"> buffer <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;char&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Rent<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Size<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">using<\/span> <span class=\"typ\">StreamReader<\/span><span class=\"pln\"> reader <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">File<\/span><span class=\"pun\">.<\/span><span class=\"typ\">OpenText<\/span><span class=\"pun\">(<\/span><span class=\"pln\">path<\/span><span class=\"pun\">);<\/span>\r\n\r\n   <span class=\"kwd\">int<\/span><span class=\"pln\"> count <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">while<\/span> <span class=\"pun\">((<\/span><span class=\"pln\">count <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> reader<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">(<\/span><span class=\"pln\">buffer<\/span><span class=\"pun\">))<\/span> <span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n   <span class=\"pun\">{<\/span><span class=\"pln\">\r\n      charCount <\/span><span class=\"pun\">+=<\/span><span class=\"pln\"> count<\/span><span class=\"pun\">;<\/span>\r\n      <span class=\"typ\">Span<\/span><span class=\"str\">&lt;char&gt;<\/span><span class=\"pln\"> chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> buffer<\/span><span class=\"pun\">.<\/span><span class=\"typ\">AsSpan<\/span><span class=\"pun\">(<\/span><span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> count<\/span><span class=\"pun\">);<\/span>\r\n\r\n      <span class=\"kwd\">while<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Length<\/span> <span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n      <span class=\"pun\">{<\/span>\r\n            <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"kwd\">char<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IsWhiteSpace<\/span><span class=\"pun\">(<\/span><span class=\"pln\">chars<\/span><span class=\"pun\">[<\/span><span class=\"lit\">0<\/span><span class=\"pun\">]))<\/span>\r\n            <span class=\"pun\">{<\/span>\r\n               <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">chars<\/span><span class=\"pun\">[<\/span><span class=\"lit\">0<\/span><span class=\"pun\">]<\/span> <span class=\"kwd\">is<\/span> <span class=\"str\">'\\n'<\/span><span class=\"pun\">)<\/span>\r\n               <span class=\"pun\">{<\/span><span class=\"pln\">\r\n                  lineCount<\/span><span class=\"pun\">++;<\/span>                      \r\n               <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"lit\">1<\/span><span class=\"pun\">);<\/span>\r\n               <span class=\"kwd\">continue<\/span><span class=\"pun\">;<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n            <span class=\"kwd\">else<\/span> <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">wasSpace<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span><span class=\"pln\">\r\n               wordCount<\/span><span class=\"pun\">++;<\/span><span class=\"pln\">\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">false<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"lit\">1<\/span><span class=\"pun\">);<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n\r\n            <span class=\"kwd\">int<\/span><span class=\"pln\"> index <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IndexOfAny<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">WhitespaceSearchValues<\/span><span class=\"pun\">);<\/span>\r\n\r\n            <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">index <\/span><span class=\"pun\">&gt;<\/span> <span class=\"pun\">-<\/span><span class=\"lit\">1<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span>\r\n               <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">chars<\/span><span class=\"pun\">[<\/span><span class=\"pln\">index<\/span><span class=\"pun\">]<\/span> <span class=\"kwd\">is<\/span> <span class=\"str\">'\\n'<\/span><span class=\"pun\">)<\/span>\r\n               <span class=\"pun\">{<\/span><span class=\"pln\">\r\n                  lineCount<\/span><span class=\"pun\">++;<\/span>       \r\n               <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"pln\">index <\/span><span class=\"pun\">+<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">);<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n            <span class=\"kwd\">else<\/span>\r\n            <span class=\"pun\">{<\/span><span class=\"pln\">\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">false<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               chars <\/span><span class=\"pun\">=<\/span> <span class=\"pun\">[];<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n      <span class=\"pun\">}<\/span>\r\n   <span class=\"pun\">}<\/span>\r\n\r\n   <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;char&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Return<\/span><span class=\"pun\">(<\/span><span class=\"pln\">buffer<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">return<\/span> <span class=\"kwd\">new<\/span><span class=\"pun\">(<\/span><span class=\"pln\">lineCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> wordCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> charCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"pun\">}<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u8fd9\u4e0e\u6700\u521d\u7684\u5b9e\u73b0\u5e76\u6ca1\u6709\u4ec0\u4e48\u4e0d\u540c\u3002\u7b2c\u4e00\u4e2a<\/span><span data-contrast=\"auto\">\u5757\u9700\u8981\u8003\u8651<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> char.IsWhiteSpace <\/span><span data-contrast=\"auto\">\u68c0\u67e5\u4e2d\u7684\u6362\u884c\u7b26\u3002<\/span> <span data-contrast=\"auto\">\u4e4b\u540e\uff0c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">IndexOfAny<\/span> <\/span><span data-contrast=\"auto\">\u4e0e<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> SearchValue&lt;char&gt;<\/span> <\/span><span data-contrast=\"auto\">\u4e00\u8d77\u4f7f\u7528\u6765\u67e5\u627e\u4e0b\u4e00\u4e2a\u7a7a\u767d\u5b57\u7b26\uff0c\u4ee5\u4fbf\u53ef\u4ee5\u5b8c\u6210\u4e0b\u4e00\u6b21\u68c0\u67e5\u3002<\/span> <span data-contrast=\"auto\">\u5982\u679c<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> IndexOfAny<\/span> <\/span><span data-contrast=\"auto\">\u8fd4\u56de<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> -1<\/span><span data-contrast=\"auto\">\uff0c\u6211\u4eec\u5c31\u77e5\u9053\u4e0d\u518d\u6709\u7a7a\u767d\u5b57\u7b26\uff0c\u56e0\u6b64\u65e0\u9700\u8fdb\u4e00\u6b65\u8bfb\u53d6\u7f13\u51b2\u533a\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">Span&lt;T&gt;<\/span> <\/span><span data-contrast=\"auto\">\u5728\u6b64\u5b9e\u73b0\u4e2d\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> Spans<\/span> <\/span><span data-contrast=\"auto\">\u63d0\u4f9b\u4e86\u4e00\u79cd\u5728\u5e95\u5c42\u6570\u7ec4\u4e0a\u521b\u5efa\u7a97\u53e3\u7684\u5ec9\u4ef7\u65b9\u6cd5\u3002<\/span> <span data-contrast=\"auto\">\u5b83\u4eec\u662f\u5982\u6b64\u65b9\u4fbf\uff0c\u4ee5\u81f3\u4e8e\u5f53<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> chars.Length &gt; 0 <\/span><span data-contrast=\"auto\">\u4e0d\u518d\u4e3a<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> true<\/span> <\/span><span data-contrast=\"auto\">\u65f6\uff0c\u5b9e\u73b0\u53ef\u4ee5\u7ee7\u7eed\u5207\u7247\u3002<\/span> <span data-contrast=\"auto\">\u6211\u53ea\u5728\u9700\u8981\u4e00\u6b21\u5207\u7247<\/span><span data-contrast=\"auto\"> &gt;1 <\/span><span data-contrast=\"auto\">\u4e2a\u5b57\u7b26\u7684\u7b97\u6cd5\u4e2d\u4f7f\u7528\u8fd9\u79cd\u65b9\u6cd5\u3002<\/span> <span data-contrast=\"auto\">\u5426\u5219\uff0c\u6211\u4f7f\u7528<\/span><span data-contrast=\"auto\"> for <\/span><span data-contrast=\"auto\">\u5faa\u73af\u6765\u8fed\u4ee3<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> Span<\/span><span data-contrast=\"auto\">\uff0c\u8fd9\u6837\u66f4\u5feb\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u6ce8\u610f\uff1a<\/span><span data-contrast=\"auto\">Visual Studio <\/span><span data-contrast=\"auto\">\u4f1a\u5efa\u8bae\u5c06<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> chars.Slice(1) <\/span><span data-contrast=\"auto\">\u7b80\u5316\u4e3a<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> chars[1..]<\/span><span data-contrast=\"auto\">\u3002\u6211\u53d1\u73b0\u8fd9\u79cd\u7b80\u5316\u5e76\u4e0d\u7b49\u540c\uff0c\u5e76\u4e14\u5728\u57fa\u51c6\u6d4b\u8bd5\u4e2d\u8868\u73b0\u4e3a\u6027\u80fd\u56de\u5f52\u3002<\/span> <span data-contrast=\"auto\">\u8fd9\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4e0d\u592a\u53ef\u80fd\u6210\u4e3a\u95ee\u9898\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ wc <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n   <\/span><span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n$ dotnet run <\/span><span class=\"pun\">-<\/span><span class=\"pln\">c <\/span><span class=\"typ\">Release<\/span> <span class=\"lit\">1<\/span> <span class=\"lit\">4<\/span>\r\n<span class=\"typ\">FileOpenTextCharBenchmark<\/span>\r\n<span class=\"lit\">11716<\/span> <span class=\"lit\">110023<\/span> <span class=\"lit\">610512<\/span> <span class=\"pun\">\/<\/span><span class=\"typ\">Users<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">rich<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">git<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">convenience<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">wordcount<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">wordcount<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">bin<\/span><span class=\"pun\">\/<\/span><span class=\"typ\">Release<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">net8<\/span><span class=\"pun\">.<\/span><span class=\"lit\">0<\/span><span class=\"pun\">\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u5bf9\u4e8e\u5b57\u8282\u7ed3\u679c\uff08\u5bf9\u4e8e<\/span><span data-contrast=\"auto\"> ASCII <\/span><span data-contrast=\"auto\">\u6587\u672c\uff09<\/span><span data-contrast=\"auto\">\uff0c<span style=\"color: #ff0000;\">FileOpenTextChar* <\/span><\/span><span data-contrast=\"auto\">\u57fa\u51c6\u6d4b\u8bd5\u66f4\u63a5\u8fd1\u5339\u914d<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> wc<\/span>\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u5728\u8fd9\u4e9b<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u5f00\u59cb\u8fd4\u56de\u503c\u4e4b\u524d\uff0c\u4f1a\u6d88\u8017\u5b57\u8282\u987a\u5e8f\u6807\u8bb0<\/span><span data-contrast=\"auto\"> (BOM)\u3002 <\/span><span data-contrast=\"auto\">\u56e0\u6b64\uff0c\u8fd4\u56de<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> char<\/span> <\/span><span data-contrast=\"auto\">\u7684<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u7684\u5b57\u8282\u603b\u662f\u5dee\u4e09\u4e2a\u5b57\u8282\uff08<\/span><span data-contrast=\"auto\">BOM <\/span><span data-contrast=\"auto\">\u7684\u5927\u5c0f\uff09\u3002\u4e0e\u8fd4\u56de<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">string<\/span><span data-contrast=\"auto\">\u7684<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u4e0d\u540c\uff0c\u6240\u6709\u6362\u884c\u7b26\u90fd\u4f1a\u88ab\u8ba1\u7b97\u5728\u5185\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<blockquote><p>\u603b\u7ed3\uff1a<span style=\"color: #ff0000;\">Stream<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">Reader<\/span>\uff08<span style=\"color: #ff0000;\">File.OpenText<\/span> <\/span><span data-contrast=\"auto\">\u7684\u57fa\u7840\uff09\u63d0\u4f9b\u4e86\u4e00\u7ec4\u7075\u6d3b\u7684<\/span><span data-contrast=\"auto\"> API<\/span><span data-contrast=\"auto\">\uff0c\u6db5\u76d6\u4e86\u5e7f\u6cdb\u7684\u6613\u7528\u6027\u548c\u6027\u80fd\u3002<\/span> <span data-contrast=\"auto\">\u5bf9\u4e8e\u5927\u591a\u6570\u7528\u4f8b\uff08\u5982\u679c<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> File.ReadLines <\/span><span data-contrast=\"auto\">\u4e0d\u5408\u9002\uff09\uff0c<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">StreamReader <\/span><span data-contrast=\"auto\">\u662f\u4e00\u4e2a\u5f88\u597d\u7684\u9ed8\u8ba4\u9009\u62e9\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:420}\">\u00a0<\/span><\/p><\/blockquote>\n<h3><span style=\"color: #ff0000;\"><b>File.Open<\/b><\/span><b><span data-contrast=\"none\">\u548c<\/span><\/b><span style=\"color: #ff0000;\"><b>File.OpenHandle<\/b>\u00a0<\/span><\/h3>\n<p><span data-contrast=\"auto\">\u4ee5\u4e0b\u57fa\u51c6\u6d4b\u8bd5\u5b9e\u73b0\u4e86\u57fa\u4e8e\u5b57\u8282\u7684\u6700\u4f4e\u7ea7\u522b\u7684\u7b97\u6cd5\u3002<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">File.Open <\/span><span data-contrast=\"auto\">\u662f<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">FileStream <\/span><span data-contrast=\"auto\">\u7684\u5305\u88c5\u5668\u3002<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">File.OpenHandle<\/span><span data-contrast=\"auto\">\u8fd4\u56de\u4e00\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u53e5\u67c4\uff0c\u9700\u8981<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">RandomAccess.Read<\/span><span data-contrast=\"auto\">\u6765\u8bbf\u95ee\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"7\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenCharSearchValuesBenchmark.cs\"><span data-contrast=\"none\">FileOpenCharSearchValuesBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"7\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenHandleCharSearchValuesBenchmark.cs\"><span data-contrast=\"none\">FileOpenHandleCharSearchValuesBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"7\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenHandleRuneBenchmark.cs\"><span data-contrast=\"none\">FileOpenHandleRuneBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"7\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:860,&quot;335559991&quot;:440,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"4\" data-aria-level=\"1\"><a href=\"https:\/\/github.com\/richlander\/convenience\/blob\/wordcount\/wordcount\/wordcount\/FileOpenHandleAsciiCheatBenchmark.cs\"><span data-contrast=\"none\">FileOpenHandleAsciiCheatBenchmark<\/span><\/a><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">\u8fd9\u4e9b<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u63a7\u5236\u529f\u80fd\u3002\u73b0\u5728\u884c\u548c\u5b57\u7b26\u90fd\u6d88\u5931\u4e86\uff0c\u53ea\u5269\u4e0b\u5b57\u8282\u4e86\u3002\u8fd9\u4e9b\u57fa\u51c6\u6d4b\u8bd5\u7684\u76ee\u6807\u662f\u5c3d\u53ef\u80fd\u83b7\u5f97\u6700\u4f73\u7684\u6027\u80fd\uff0c\u5e76\u63a2\u7d22\u5728<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u8fd4\u56de\u5b57\u8282\u7684\u60c5\u51b5\u4e0b\u6b63\u786e\u8bfb\u53d6<\/span><span data-contrast=\"auto\"> Unicode <\/span><span data-contrast=\"auto\">\u6587\u672c\u7684\u65b9\u6cd5<\/span><span data-contrast=\"auto\">\u3002<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\"><img decoding=\"async\" src=\"https:\/\/devblogs.microsoft.com\/dotnet\/wp-content\/uploads\/sites\/10\/2023\/11\/file-open-speed-large-document.png\" \/>\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u6700\u540e\u4e00\u6b21\u5c1d\u8bd5\u5339\u914d<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">wc <\/span><span data-contrast=\"auto\">\u7684\u7ed3\u679c\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ wc <\/span><span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n   <\/span><span class=\"lit\">11716<\/span>  <span class=\"lit\">110023<\/span>  <span class=\"lit\">610515<\/span> <span class=\"pun\">..\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt\r\n$ dotnet run <\/span><span class=\"pun\">-<\/span><span class=\"pln\">c <\/span><span class=\"typ\">Release<\/span> <span class=\"lit\">1<\/span> <span class=\"lit\">0<\/span>\r\n<span class=\"typ\">FileOpenHandleCharSearchValuesBenchmark<\/span>\r\n<span class=\"lit\">11716<\/span> <span class=\"lit\">110023<\/span> <span class=\"lit\">610515<\/span> <span class=\"pun\">\/<\/span><span class=\"typ\">Users<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">rich<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">git<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">convenience<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">wordcount<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">wordcount<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">bin<\/span><span class=\"pun\">\/<\/span><span class=\"typ\">Release<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">net8<\/span><span class=\"pun\">.<\/span><span class=\"lit\">0<\/span><span class=\"pun\">\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u5b57\u8282\u6570\u73b0\u5728\u5339\u914d\u3002\u6211\u4eec\u73b0\u5728\u67e5\u770b\u7ed9\u5b9a\u6587\u4ef6\u4e2d\u7684\u6bcf\u4e2a\u5b57\u8282\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">FileOpenHandleCharSearchValuesBenchmark<\/span> <\/span><span data-contrast=\"auto\">\u6dfb\u52a0\u4e86\u4e00\u4e9b\u65b0\u6982\u5ff5\u3002<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u4e0e<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">FileOpenCharSearchValuesBenchmark<\/span> <\/span><span data-contrast=\"auto\">\u5b9e\u9645\u4e0a\u662f\u76f8\u540c\u7684<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"kwd\">public<\/span> <span class=\"kwd\">static<\/span> <span class=\"typ\">Count<\/span> <span class=\"typ\">Count<\/span><span class=\"pun\">(<\/span><span class=\"kwd\">string<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">)<\/span>\r\n<span class=\"pun\">{<\/span>\r\n   <span class=\"kwd\">long<\/span><span class=\"pln\"> wordCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> lineCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> byteCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">bool<\/span><span class=\"pln\"> wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span>\r\n\r\n   <span class=\"typ\">Encoding<\/span><span class=\"pln\"> encoding <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">Encoding<\/span><span class=\"pun\">.<\/span><span class=\"pln\">UTF8<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"typ\">Decoder<\/span><span class=\"pln\"> decoder <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> encoding<\/span><span class=\"pun\">.<\/span><span class=\"typ\">GetDecoder<\/span><span class=\"pun\">();<\/span>\r\n   <span class=\"kwd\">int<\/span><span class=\"pln\"> charBufferSize <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> encoding<\/span><span class=\"pun\">.<\/span><span class=\"typ\">GetMaxCharCount<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Size<\/span><span class=\"pun\">);<\/span>\r\n\r\n   <span class=\"kwd\">char<\/span><span class=\"pun\">[]<\/span><span class=\"pln\"> charBuffer <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;char&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Rent<\/span><span class=\"pun\">(<\/span><span class=\"pln\">charBufferSize<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">byte<\/span><span class=\"pun\">[]<\/span><span class=\"pln\"> buffer <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Rent<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Size<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">using<\/span> <span class=\"typ\">Microsoft<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Win32<\/span><span class=\"pun\">.<\/span><span class=\"typ\">SafeHandles<\/span><span class=\"pun\">.<\/span><span class=\"typ\">SafeFileHandle<\/span><span class=\"pln\"> handle <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">File<\/span><span class=\"pun\">.<\/span><span class=\"typ\">OpenHandle<\/span><span class=\"pun\">(<\/span><span class=\"pln\">path<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileMode<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Open<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileAccess<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileShare<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileOptions<\/span><span class=\"pun\">.<\/span><span class=\"typ\">SequentialScan<\/span><span class=\"pun\">);<\/span>\r\n\r\n   <span class=\"com\">\/\/ Read content in chunks, in buffer, at count length, starting at byteCount<\/span>\r\n   <span class=\"kwd\">int<\/span><span class=\"pln\"> count <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">while<\/span> <span class=\"pun\">((<\/span><span class=\"pln\">count <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">RandomAccess<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">(<\/span><span class=\"pln\">handle<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> buffer<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> byteCount<\/span><span class=\"pun\">))<\/span> <span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n   <span class=\"pun\">{<\/span><span class=\"pln\">\r\n      byteCount <\/span><span class=\"pun\">+=<\/span><span class=\"pln\"> count<\/span><span class=\"pun\">;<\/span>\r\n      <span class=\"kwd\">int<\/span><span class=\"pln\"> charCount <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> decoder<\/span><span class=\"pun\">.<\/span><span class=\"typ\">GetChars<\/span><span class=\"pun\">(<\/span><span class=\"pln\">buffer<\/span><span class=\"pun\">.<\/span><span class=\"typ\">AsSpan<\/span><span class=\"pun\">(<\/span><span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> count<\/span><span class=\"pun\">),<\/span><span class=\"pln\"> charBuffer<\/span><span class=\"pun\">,<\/span> <span class=\"kwd\">false<\/span><span class=\"pun\">);<\/span>\r\n      <span class=\"typ\">ReadOnlySpan<\/span><span class=\"str\">&lt;char&gt;<\/span><span class=\"pln\"> chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> charBuffer<\/span><span class=\"pun\">.<\/span><span class=\"typ\">AsSpan<\/span><span class=\"pun\">(<\/span><span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> charCount<\/span><span class=\"pun\">);<\/span>\r\n\r\n      <span class=\"kwd\">while<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Length<\/span> <span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n      <span class=\"pun\">{<\/span>\r\n            <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"kwd\">char<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IsWhiteSpace<\/span><span class=\"pun\">(<\/span><span class=\"pln\">chars<\/span><span class=\"pun\">[<\/span><span class=\"lit\">0<\/span><span class=\"pun\">]))<\/span>\r\n            <span class=\"pun\">{<\/span>\r\n               <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">chars<\/span><span class=\"pun\">[<\/span><span class=\"lit\">0<\/span><span class=\"pun\">]<\/span> <span class=\"kwd\">is<\/span> <span class=\"str\">'\\n'<\/span><span class=\"pun\">)<\/span>\r\n               <span class=\"pun\">{<\/span><span class=\"pln\">\r\n                  lineCount<\/span><span class=\"pun\">++;<\/span>                      \r\n               <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"lit\">1<\/span><span class=\"pun\">);<\/span>\r\n               <span class=\"kwd\">continue<\/span><span class=\"pun\">;<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n            <span class=\"kwd\">else<\/span> <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">wasSpace<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span><span class=\"pln\">\r\n               wordCount<\/span><span class=\"pun\">++;<\/span><span class=\"pln\">\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">false<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"lit\">1<\/span><span class=\"pun\">);<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n\r\n            <span class=\"kwd\">int<\/span><span class=\"pln\"> index <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IndexOfAny<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">WhitespaceSearchValues<\/span><span class=\"pun\">);<\/span>\r\n\r\n            <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">index <\/span><span class=\"pun\">&gt;<\/span> <span class=\"pun\">-<\/span><span class=\"lit\">1<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span>\r\n               <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">chars<\/span><span class=\"pun\">[<\/span><span class=\"pln\">index<\/span><span class=\"pun\">]<\/span> <span class=\"kwd\">is<\/span> <span class=\"str\">'\\n'<\/span><span class=\"pun\">)<\/span>\r\n               <span class=\"pun\">{<\/span><span class=\"pln\">\r\n                  lineCount<\/span><span class=\"pun\">++;<\/span>       \r\n               <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> chars<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"pln\">index <\/span><span class=\"pun\">+<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">);<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n            <span class=\"kwd\">else<\/span>\r\n            <span class=\"pun\">{<\/span><span class=\"pln\">\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">false<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               chars <\/span><span class=\"pun\">=<\/span> <span class=\"pun\">[];<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n      <span class=\"pun\">}<\/span>\r\n   <span class=\"pun\">}<\/span>\r\n\r\n   <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;char&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Return<\/span><span class=\"pun\">(<\/span><span class=\"pln\">charBuffer<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Return<\/span><span class=\"pun\">(<\/span><span class=\"pln\">buffer<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">return<\/span> <span class=\"kwd\">new<\/span><span class=\"pun\">(<\/span><span class=\"pln\">lineCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> wordCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> byteCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"pun\">}<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u8be5\u7b97\u6cd5\u7684\u4e3b\u4f53\u5b9e\u9645\u4e0a\u4e0e\u6211\u4eec\u521a\u624d\u770b\u5230\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">FileOpenTextCharSearchValuesBenchmark<\/span><span data-contrast=\"auto\">\u5b9e\u73b0\u76f8\u540c\u3002\u4e0d\u540c\u7684\u662f\u521d\u59cb\u8bbe\u7f6e\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u4ee5\u4e0b\u662f\u4e24\u6bb5\u65b0\u4ee3\u7801<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"typ\">Encoding<\/span><span class=\"pln\"> encoding <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">Encoding<\/span><span class=\"pun\">.<\/span><span class=\"pln\">UTF8<\/span><span class=\"pun\">;<\/span>\r\n<span class=\"typ\">Decoder<\/span><span class=\"pln\"> decoder <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> encoding<\/span><span class=\"pun\">.<\/span><span class=\"typ\">GetDecoder<\/span><span class=\"pun\">();<\/span>\r\n<span class=\"kwd\">int<\/span><span class=\"pln\"> charBufferSize <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> encoding<\/span><span class=\"pun\">.<\/span><span class=\"typ\">GetMaxCharCount<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Size<\/span><span class=\"pun\">);<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u4e0a\u9762\u8fd9\u6bb5\u4ee3\u7801\u83b7\u53d6\u7528\u4e8e\u5c06\u5b57\u8282\u8f6c\u6362\u4e3a\u5b57\u7b26\u7684<\/span><span data-contrast=\"auto\"> UTF8 <\/span><span data-contrast=\"auto\">\u89e3\u7801\u5668\u3002\u5b83\u8fd8\u83b7\u53d6\u89e3\u7801\u5668\u5728\u7ed9\u5b9a\u5c06\u4f7f\u7528\u7684\u5b57\u8282\u7f13\u51b2\u533a\u5927\u5c0f\u7684\u60c5\u51b5\u4e0b\u53ef\u80fd\u4ea7\u751f\u7684\u6700\u5927\u5b57\u7b26\u6570\u3002\u6b64\u5b9e\u73b0\u662f\u786c\u7f16\u7801\u7684\u4e3a\u4e86\u4f7f\u7528<\/span><span data-contrast=\"auto\"> UTF8<\/span><span data-contrast=\"auto\">\u3002\u5b83\u53ef\u4ee5\u52a8\u6001\u5730\uff08\u901a\u8fc7\u8bfb\u53d6\u5b57\u8282\u987a\u5e8f\u6807\u8bb0\uff09\u4ee5\u4f7f\u7528\u5176\u4ed6<\/span><span data-contrast=\"auto\"> Unicode <\/span><span data-contrast=\"auto\">\u7f16\u7801\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"kwd\">int<\/span><span class=\"pln\"> charCount <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> decoder<\/span><span class=\"pun\">.<\/span><span class=\"typ\">GetChars<\/span><span class=\"pun\">(<\/span><span class=\"pln\">buffer<\/span><span class=\"pun\">.<\/span><span class=\"typ\">AsSpan<\/span><span class=\"pun\">(<\/span><span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> count<\/span><span class=\"pun\">),<\/span><span class=\"pln\"> charBuffer<\/span><span class=\"pun\">,<\/span> <span class=\"kwd\">false<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"typ\">ReadOnlySpan<\/span><span class=\"str\">&lt;char&gt;<\/span><span class=\"pln\"> chars <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> charBuffer<\/span><span class=\"pun\">.<\/span><span class=\"typ\">AsSpan<\/span><span class=\"pun\">(<\/span><span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> charCount<\/span><span class=\"pun\">);<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u4e0a\u9762\u8fd9\u6bb5\u4ee3\u7801\u5c06\u5b57\u8282\u7f13\u51b2\u533a\u89e3\u7801\u4e3a\u5b57\u7b26\u7f13\u51b2\u533a\u3002<\/span> <span data-contrast=\"auto\">\u6839\u636e\u62a5\u544a\u7684<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">byte<\/span><span data-contrast=\"auto\">\u548c<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">char<\/span><span data-contrast=\"auto\">\u8ba1\u6570\u503c\uff0c\u4e24\u4e2a\u7f13\u51b2\u533a\u7684\u5927\u5c0f\u90fd\u662f\u6b63\u786e\u7684\uff08\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> AsSpan<\/span><span data-contrast=\"auto\">\uff09\u3002\u4e4b\u540e\uff0c\u4ee3\u7801\u91c7\u7528\u4e86\u66f4\u719f\u6089\u7684\u57fa\u4e8e<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">char<\/span><span data-contrast=\"auto\">\u7684\u7b97\u6cd5\u3002<\/span> <span data-contrast=\"auto\">\u6ca1\u6709\u660e\u663e\u7684\u65b9\u6cd5\u53ef\u4ee5\u4f7f\u7528<\/span> <span data-contrast=\"none\"><span style=\"color: #ff0000;\">SearchValues&lt;byte&gt;<\/span> <\/span><span data-contrast=\"auto\">\u6765\u5f88\u597d\u5730\u5904\u7406\u591a\u5b57\u8282<\/span><span data-contrast=\"auto\"> Unicode <\/span><span data-contrast=\"auto\">\u7f16\u7801\u3002<\/span> <span data-contrast=\"auto\">\u8fd9\u79cd\u65b9\u6cd5\u6548\u679c\u5f88\u597d\uff0c\u6240\u4ee5\u8fd9\u5e76\u4e0d\u91cd\u8981\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u8fd9\u7bc7\u6587\u7ae0\u662f\u5173\u4e8e\u4fbf\u5229\u6027\u7684\u3002\u6211\u53d1\u73b0<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> Decoder.GetChars <\/span><span data-contrast=\"auto\">\u975e\u5e38\u4fbf\u5229\u3002\u5b83\u662f\u4f4e\u7ea7<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u7684\u4e00\u4e2a\u5b8c\u7f8e\u793a\u4f8b\uff0c\u5b83\u5b8c\u5168\u6ee1\u8db3\u4e86\u6211\u4eec\u7684\u9700\u6c42\uff0c\u5e76\u5728\u67d0\u79cd\u7a0b\u5ea6\u4e0a\u8282\u7701\u4e86\u65f6\u95f4\u3002<\/span> <span data-contrast=\"auto\">\u6211\u901a\u8fc7\u9605\u8bfb<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> File.ReadLines <\/span><span data-contrast=\"auto\">\u5982\u4f55\uff08\u95f4\u63a5\uff09\u89e3\u51b3\u540c\u6837\u7684\u95ee\u9898\u53d1\u73b0\u4e86\u8fd9\u79cd\u6a21\u5f0f\u3002<\/span> <span data-contrast=\"auto\"><a href=\"https:\/\/github.com\/dotnet\/runtime\/tree\/main\/src\/libraries\/System.Private.CoreLib\/src\/System\/IO\">\u6240\u6709\u8fd9\u4e9b\u4ee3\u7801<\/a>\u90fd\u53ef\u4f9b\u9605\u8bfb\u3002\u5b83\u662f\u5f00\u6e90\u7684\uff01<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">FileOpenHandleRuneBenchmark<\/span> <\/span><span data-contrast=\"auto\">\u4f7f\u7528<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> Rune<\/span> <\/span><span data-contrast=\"auto\">\u7c7b\u800c\u4e0d\u662f<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> Encoding<\/span>\u3002<\/span><span data-contrast=\"auto\">\u7ed3\u679c\u53d1\u73b0\u901f\u5ea6\u53d8\u6162\u4e86\uff0c\u90e8\u5206\u539f\u56e0\u662f\u6211\u56de\u5230\u4e86\u66f4\u57fa\u672c\u7684\u7b97\u6cd5\u3002\u5c06<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> IndexOfAny<\/span> <\/span><span data-contrast=\"auto\">\u6216<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> SearchValues <\/span><span data-contrast=\"auto\">\u4e0e<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> Rune<\/span> <\/span><span data-contrast=\"auto\">\u4e00\u8d77\u4f7f\u7528\u5e76\u4e0d\u660e\u663e\uff0c\u90e8\u5206\u539f\u56e0\u662f<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> Rune<\/span> <\/span><span data-contrast=\"auto\">\u6ca1\u6709\u4e0e<\/span><span data-contrast=\"auto\"><span style=\"color: #ff0000;\"> detector.GetChars<\/span> <\/span><span data-contrast=\"auto\">\u7c7b\u4f3c\u7684\u4e1c\u897f\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"kwd\">public<\/span> <span class=\"kwd\">static<\/span> <span class=\"typ\">Count<\/span> <span class=\"typ\">Count<\/span><span class=\"pun\">(<\/span><span class=\"kwd\">string<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">)<\/span>\r\n<span class=\"pun\">{<\/span>\r\n   <span class=\"kwd\">long<\/span><span class=\"pln\"> wordCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> lineCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> byteCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">bool<\/span><span class=\"pln\"> wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span>\r\n\r\n   <span class=\"kwd\">byte<\/span><span class=\"pun\">[]<\/span><span class=\"pln\"> buffer <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Rent<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Size<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">using<\/span> <span class=\"typ\">Microsoft<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Win32<\/span><span class=\"pun\">.<\/span><span class=\"typ\">SafeHandles<\/span><span class=\"pun\">.<\/span><span class=\"typ\">SafeFileHandle<\/span><span class=\"pln\"> handle <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">File<\/span><span class=\"pun\">.<\/span><span class=\"typ\">OpenHandle<\/span><span class=\"pun\">(<\/span><span class=\"pln\">path<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileMode<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Open<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileAccess<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileShare<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileOptions<\/span><span class=\"pun\">.<\/span><span class=\"typ\">SequentialScan<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">int<\/span><span class=\"pln\"> index <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n\r\n   <span class=\"com\">\/\/ Read content in chunks, in buffer, at count length, starting at byteCount<\/span>\r\n   <span class=\"kwd\">int<\/span><span class=\"pln\"> count <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">while<\/span> <span class=\"pun\">((<\/span><span class=\"pln\">count <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">RandomAccess<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">(<\/span><span class=\"pln\">handle<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> buffer<\/span><span class=\"pun\">.<\/span><span class=\"typ\">AsSpan<\/span><span class=\"pun\">(<\/span><span class=\"pln\">index<\/span><span class=\"pun\">),<\/span><span class=\"pln\"> byteCount<\/span><span class=\"pun\">))<\/span> <span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span> <span class=\"pun\">||<\/span><span class=\"pln\"> index <\/span><span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n   <span class=\"pun\">{<\/span><span class=\"pln\">\r\n      byteCount <\/span><span class=\"pun\">+=<\/span><span class=\"pln\"> count<\/span><span class=\"pun\">;<\/span>\r\n      <span class=\"typ\">Span<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pln\"> bytes <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> buffer<\/span><span class=\"pun\">.<\/span><span class=\"typ\">AsSpan<\/span><span class=\"pun\">(<\/span><span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> count <\/span><span class=\"pun\">+<\/span><span class=\"pln\"> index<\/span><span class=\"pun\">);<\/span><span class=\"pln\">\r\n      index <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n\r\n      <span class=\"kwd\">while<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">bytes<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Length<\/span> <span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n      <span class=\"pun\">{<\/span>\r\n            <span class=\"typ\">OperationStatus<\/span><span class=\"pln\"> status <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">Rune<\/span><span class=\"pun\">.<\/span><span class=\"typ\">DecodeFromUtf8<\/span><span class=\"pun\">(<\/span><span class=\"pln\">bytes<\/span><span class=\"pun\">,<\/span> <span class=\"kwd\">out<\/span> <span class=\"typ\">Rune<\/span><span class=\"pln\"> rune<\/span><span class=\"pun\">,<\/span> <span class=\"kwd\">out<\/span> <span class=\"kwd\">int<\/span><span class=\"pln\"> bytesConsumed<\/span><span class=\"pun\">);<\/span>\r\n\r\n            <span class=\"com\">\/\/ bad read due to low buffer length<\/span>\r\n            <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">status <\/span><span class=\"pun\">==<\/span> <span class=\"typ\">OperationStatus<\/span><span class=\"pun\">.<\/span><span class=\"typ\">NeedMoreData<\/span> <span class=\"pun\">&amp;&amp;<\/span><span class=\"pln\"> count <\/span><span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span><span class=\"pln\">\r\n               bytes<\/span><span class=\"pun\">[..<\/span><span class=\"pln\">bytesConsumed<\/span><span class=\"pun\">].<\/span><span class=\"typ\">CopyTo<\/span><span class=\"pun\">(<\/span><span class=\"pln\">buffer<\/span><span class=\"pun\">);<\/span> <span class=\"com\">\/\/ move the partial Rune to the start of the buffer before next read<\/span><span class=\"pln\">\r\n               index <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> bytesConsumed<\/span><span class=\"pun\">;<\/span>\r\n               <span class=\"kwd\">break<\/span><span class=\"pun\">;<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n\r\n            <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"typ\">Rune<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IsWhiteSpace<\/span><span class=\"pun\">(<\/span><span class=\"pln\">rune<\/span><span class=\"pun\">))<\/span>\r\n            <span class=\"pun\">{<\/span>\r\n               <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">rune<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Value<\/span> <span class=\"kwd\">is<\/span> <span class=\"str\">'\\n'<\/span><span class=\"pun\">)<\/span>\r\n               <span class=\"pun\">{<\/span><span class=\"pln\">\r\n                  lineCount<\/span><span class=\"pun\">++;<\/span>\r\n               <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n            <span class=\"kwd\">else<\/span> <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">wasSpace<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span><span class=\"pln\">\r\n               wordCount<\/span><span class=\"pun\">++;<\/span><span class=\"pln\">\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">false<\/span><span class=\"pun\">;<\/span>\r\n            <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n            bytes <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"pln\">bytesConsumed<\/span><span class=\"pun\">);<\/span>\r\n      <span class=\"pun\">}<\/span>\r\n   <span class=\"pun\">}<\/span>\r\n\r\n   <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Return<\/span><span class=\"pun\">(<\/span><span class=\"pln\">buffer<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">return<\/span> <span class=\"kwd\">new<\/span><span class=\"pun\">(<\/span><span class=\"pln\">lineCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> wordCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> byteCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"pun\">}<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u8fd9\u91cc\u6ca1\u6709\u592a\u5927\u7684\u4e0d\u540c\uff0c\u8fd9\u662f\u4e00\u4ef6\u597d\u4e8b\u3002<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">Rune<\/span><span data-contrast=\"auto\">\u5f88\u5927\u7a0b\u5ea6\u4e0a\u662f<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">char<\/span><span data-contrast=\"auto\">\u7684\u66ff\u4ee3\u54c1\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u4e0b\u9762\u8fd9\u884c\u4ee3\u7801\u662f\u5173\u952e\u7684\u533a\u522b\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"kwd\">var<\/span><span class=\"pln\"> status <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">Rune<\/span><span class=\"pun\">.<\/span><span class=\"typ\">DecodeFromUtf8<\/span><span class=\"pun\">(<\/span><span class=\"pln\">bytes<\/span><span class=\"pun\">,<\/span> <span class=\"kwd\">out<\/span> <span class=\"typ\">Rune<\/span><span class=\"pln\"> rune<\/span><span class=\"pun\">,<\/span> <span class=\"kwd\">out<\/span> <span class=\"kwd\">int<\/span><span class=\"pln\"> bytesConsumed<\/span><span class=\"pun\">);<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u6211\u60f3\u8981\u4e00\u4e2a\u4ece<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\"> Span&lt;byte&gt;<\/span> <span data-contrast=\"auto\">\u8fd4\u56de<\/span><span data-contrast=\"auto\"> Unicode <\/span><span data-contrast=\"auto\">\u5b57\u7b26\u5e76\u62a5\u544a\u8bfb\u53d6\u4e86\u591a\u5c11\u5b57\u8282\u7684<\/span><span data-contrast=\"auto\"> API\u3002 <\/span><span data-contrast=\"auto\">\u5b83\u53ef\u4ee5\u662f<\/span><span data-contrast=\"auto\"> 1 <\/span><span data-contrast=\"auto\">\u5230<\/span><span data-contrast=\"auto\"> 4 <\/span><span data-contrast=\"auto\">\u4e2a\u5b57\u8282\u3002<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">Rune.DecodeFromUtf8<\/span> <span data-contrast=\"auto\">\u5c31\u662f\u8fd9\u6837\u505a\u7684\u3002\u5c31\u6211\u7684\u76ee\u7684\u800c\u8a00\uff0c\u6211\u5e76\u4e0d\u5728\u4e4e\u6211\u5f97\u5230\u662f<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">Rune<\/span><span data-contrast=\"auto\">\u8fd8\u662f<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">char<\/span><span data-contrast=\"auto\">\u3002\u5b83\u4eec\u90fd\u662f\u7ed3\u6784\u4f53\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u6211\u628a<\/span> <span data-contrast=\"none\"><span style=\"color: #ff0000;\">FileOpenHandleAsciiCheatBenchmark<\/span> <\/span><span data-contrast=\"auto\">\u7559\u5230\u6700\u540e\u3002<\/span> <span data-contrast=\"auto\">\u6211\u60f3\u770b\u770b\u5982\u679c\u53ef\u4ee5\u5e94\u7528\u6700\u5927\u6570\u91cf\u7684\u5047\u8bbe\uff0c\u4ee3\u7801\u7684\u8fd0\u884c\u901f\u5ea6\u4f1a\u6709\u591a\u5feb<\/span><span data-contrast=\"auto\">\u3002 <\/span><span data-contrast=\"auto\">\u7b80\u800c\u8a00\u4e4b\uff0c\u53ea\u4f7f\u7528<\/span><span data-contrast=\"auto\"> ASCII <\/span><span data-contrast=\"auto\">\u7b97\u6cd5\u4f1a\u662f\u4ec0\u4e48\u6837\u5b50\uff1f<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-csharp prettyprinted\"><span class=\"kwd\">public<\/span> <span class=\"kwd\">static<\/span> <span class=\"typ\">Count<\/span> <span class=\"typ\">Count<\/span><span class=\"pun\">(<\/span><span class=\"kwd\">string<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">)<\/span>\r\n<span class=\"pun\">{<\/span>\r\n   <span class=\"kwd\">const<\/span> <span class=\"kwd\">byte<\/span><span class=\"pln\"> NEWLINE <\/span><span class=\"pun\">=<\/span> <span class=\"pun\">(<\/span><span class=\"kwd\">byte<\/span><span class=\"pun\">)<\/span><span class=\"str\">'\\n'<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">const<\/span> <span class=\"kwd\">byte<\/span><span class=\"pln\"> SPACE <\/span><span class=\"pun\">=<\/span> <span class=\"pun\">(<\/span><span class=\"kwd\">byte<\/span><span class=\"pun\">)<\/span><span class=\"str\">' '<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"typ\">ReadOnlySpan<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pln\"> searchValues <\/span><span class=\"pun\">=<\/span> <span class=\"pun\">[<\/span><span class=\"pln\">SPACE<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> NEWLINE<\/span><span class=\"pun\">];<\/span>\r\n\r\n   <span class=\"kwd\">long<\/span><span class=\"pln\"> wordCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> lineCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> byteCount <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">bool<\/span><span class=\"pln\"> wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span>\r\n\r\n   <span class=\"kwd\">byte<\/span><span class=\"pun\">[]<\/span><span class=\"pln\"> buffer <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Rent<\/span><span class=\"pun\">(<\/span><span class=\"typ\">BenchmarkValues<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Size<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">using<\/span> <span class=\"typ\">Microsoft<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Win32<\/span><span class=\"pun\">.<\/span><span class=\"typ\">SafeHandles<\/span><span class=\"pun\">.<\/span><span class=\"typ\">SafeFileHandle<\/span><span class=\"pln\"> handle <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">File<\/span><span class=\"pun\">.<\/span><span class=\"typ\">OpenHandle<\/span><span class=\"pun\">(<\/span><span class=\"pln\">path<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileMode<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Open<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileAccess<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileShare<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">,<\/span> <span class=\"typ\">FileOptions<\/span><span class=\"pun\">.<\/span><span class=\"typ\">SequentialScan<\/span><span class=\"pun\">);<\/span>\r\n\r\n   <span class=\"com\">\/\/ Read content in chunks, in buffer, at count length, starting at byteCount<\/span>\r\n   <span class=\"kwd\">int<\/span><span class=\"pln\"> count <\/span><span class=\"pun\">=<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">;<\/span>\r\n   <span class=\"kwd\">while<\/span> <span class=\"pun\">((<\/span><span class=\"pln\">count <\/span><span class=\"pun\">=<\/span> <span class=\"typ\">RandomAccess<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Read<\/span><span class=\"pun\">(<\/span><span class=\"pln\">handle<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> buffer<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> byteCount<\/span><span class=\"pun\">))<\/span> <span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n   <span class=\"pun\">{<\/span><span class=\"pln\">\r\n      byteCount <\/span><span class=\"pun\">+=<\/span><span class=\"pln\"> count<\/span><span class=\"pun\">;<\/span>\r\n      <span class=\"typ\">Span<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pln\"> bytes <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> buffer<\/span><span class=\"pun\">.<\/span><span class=\"typ\">AsSpan<\/span><span class=\"pun\">(<\/span><span class=\"lit\">0<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> count<\/span><span class=\"pun\">);<\/span>\r\n\r\n      <span class=\"kwd\">while<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">bytes<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Length<\/span> <span class=\"pun\">&gt;<\/span> <span class=\"lit\">0<\/span><span class=\"pun\">)<\/span>\r\n      <span class=\"pun\">{<\/span>\r\n            <span class=\"com\">\/\/ what's this character?<\/span>\r\n            <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">bytes<\/span><span class=\"pun\">[<\/span><span class=\"lit\">0<\/span><span class=\"pun\">]<\/span> <span class=\"pun\">&lt;=<\/span><span class=\"pln\"> SPACE<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span>\r\n               <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">bytes<\/span><span class=\"pun\">[<\/span><span class=\"lit\">0<\/span><span class=\"pun\">]<\/span> <span class=\"kwd\">is<\/span><span class=\"pln\"> NEWLINE<\/span><span class=\"pun\">)<\/span>\r\n               <span class=\"pun\">{<\/span><span class=\"pln\">\r\n                  lineCount<\/span><span class=\"pun\">++;<\/span>\r\n               <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               bytes <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"lit\">1<\/span><span class=\"pun\">);<\/span>\r\n               <span class=\"kwd\">continue<\/span><span class=\"pun\">;<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n            <span class=\"kwd\">else<\/span> <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">wasSpace<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span><span class=\"pln\">\r\n               wordCount<\/span><span class=\"pun\">++;<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n\r\n            <span class=\"com\">\/\/ Look ahead for next space or newline<\/span>\r\n            <span class=\"com\">\/\/ this logic assumes that preceding char was non-whitespace<\/span>\r\n            <span class=\"kwd\">int<\/span><span class=\"pln\"> index <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">.<\/span><span class=\"typ\">IndexOfAny<\/span><span class=\"pun\">(<\/span><span class=\"pln\">searchValues<\/span><span class=\"pun\">);<\/span>\r\n\r\n            <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">index <\/span><span class=\"pun\">&gt;<\/span> <span class=\"pun\">-<\/span><span class=\"lit\">1<\/span><span class=\"pun\">)<\/span>\r\n            <span class=\"pun\">{<\/span>\r\n               <span class=\"kwd\">if<\/span> <span class=\"pun\">(<\/span><span class=\"pln\">bytes<\/span><span class=\"pun\">[<\/span><span class=\"pln\">index<\/span><span class=\"pun\">]<\/span> <span class=\"kwd\">is<\/span><span class=\"pln\"> NEWLINE<\/span><span class=\"pun\">)<\/span>\r\n               <span class=\"pun\">{<\/span><span class=\"pln\">\r\n                  lineCount<\/span><span class=\"pun\">++;<\/span>\r\n               <span class=\"pun\">}<\/span><span class=\"pln\">\r\n\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">true<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               bytes <\/span><span class=\"pun\">=<\/span><span class=\"pln\"> bytes<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Slice<\/span><span class=\"pun\">(<\/span><span class=\"pln\">index <\/span><span class=\"pun\">+<\/span> <span class=\"lit\">1<\/span><span class=\"pun\">);<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n            <span class=\"kwd\">else<\/span>\r\n            <span class=\"pun\">{<\/span><span class=\"pln\">\r\n               wasSpace <\/span><span class=\"pun\">=<\/span> <span class=\"kwd\">false<\/span><span class=\"pun\">;<\/span><span class=\"pln\">\r\n               bytes <\/span><span class=\"pun\">=<\/span> <span class=\"pun\">[];<\/span>\r\n            <span class=\"pun\">}<\/span>\r\n      <span class=\"pun\">}<\/span>\r\n   <span class=\"pun\">}<\/span>\r\n\r\n   <span class=\"typ\">ArrayPool<\/span><span class=\"str\">&lt;byte&gt;<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Shared<\/span><span class=\"pun\">.<\/span><span class=\"typ\">Return<\/span><span class=\"pun\">(<\/span><span class=\"pln\">buffer<\/span><span class=\"pun\">);<\/span>\r\n   <span class=\"kwd\">return<\/span> <span class=\"kwd\">new<\/span><span class=\"pun\">(<\/span><span class=\"pln\">lineCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> wordCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> byteCount<\/span><span class=\"pun\">,<\/span><span class=\"pln\"> path<\/span><span class=\"pun\">);<\/span>\r\n<span class=\"pun\">}<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u8fd9\u6bb5\u4ee3\u7801\u4e0e\u60a8\u4e4b\u524d\u770b\u5230\u7684\u4ee3\u7801\u51e0\u4e4e\u76f8\u540c\uff0c\u9664\u4e86\u5b83\u641c\u7d22\u7684\u5b57\u7b26\u5c11\u5f88\u591a\uff0c\u8fd9\u52a0\u5feb\u4e86\u7b97\u6cd5\u7684\u901f\u5ea6\u3002\u60a8\u53ef\u4ee5\u5728\u672c\u6587\u524d\u9762\u7684\u56fe\u8868\u4e2d\u770b\u5230\u8fd9\u4e00\u70b9\u3002\u8fd9\u91cc\u6ca1\u6709\u4f7f\u7528<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">SearchValues<\/span><span data-contrast=\"auto\">\uff0c\u56e0\u4e3a\u5b83\u6ca1\u6709\u9488\u5bf9\u4e24\u4e2a\u503c\u8fdb\u884c\u4f18\u5316<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<pre class=\" prettyprinted\" tabindex=\"0\"><code class=\"language-bash prettyprinted\"><span class=\"pln\">$ dotnet run <\/span><span class=\"pun\">-<\/span><span class=\"pln\">c <\/span><span class=\"typ\">Release<\/span> <span class=\"lit\">1<\/span> <span class=\"lit\">3<\/span>\r\n<span class=\"typ\">FileOpenHandleAsciiCheatBenchmark<\/span>\r\n<span class=\"lit\">11716<\/span> <span class=\"lit\">110023<\/span> <span class=\"lit\">610515<\/span> <span class=\"pun\">\/<\/span><span class=\"typ\">Users<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">rich<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">git<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">convenience<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">wordcount<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">wordcount<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">bin<\/span><span class=\"pun\">\/<\/span><span class=\"typ\">Release<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">net8<\/span><span class=\"pun\">.<\/span><span class=\"lit\">0<\/span><span class=\"pun\">\/<\/span><span class=\"typ\">Clarissa_Harlowe<\/span><span class=\"pun\">\/<\/span><span class=\"pln\">clarissa_volume1<\/span><span class=\"pun\">.<\/span><span class=\"pln\">txt<\/span><\/code><\/pre>\n<p><span data-contrast=\"auto\">\u8be5\u7b97\u6cd5\u4ecd\u7136\u80fd\u591f\u4ea7\u751f\u9884\u671f\u7684\u7ed3\u679c\u3002\u8fd9\u53ea\u662f\u56e0\u4e3a\u6587\u672c\u6587\u4ef6\u6ee1\u8db3\u4e86\u4ee3\u7801\u7684\u5047\u8bbe<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<blockquote><p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u603b\u7ed3<\/span><span data-contrast=\"auto\">\uff1a<span style=\"color: #ff0000;\">File.Open <\/span><\/span><span data-contrast=\"auto\">\u548c<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\"> File.OpenHandle <\/span><span data-contrast=\"auto\">\u63d0\u4f9b\u6700\u9ad8\u7684\u63a7\u5236\u548c\u6027\u80fd\u3002\u5bf9\u4e8e\u6587\u672c\u6570\u636e<\/span><span data-contrast=\"auto\">\uff0c<\/span><span data-contrast=\"auto\">\u867d\u7136\u5b83\u4eec\u53ef\u4ee5\u63d0\u4f9b\u6bd4<\/span><span style=\"color: #ff0000;\" data-contrast=\"auto\">File.OpenText<\/span><span data-contrast=\"auto\">\uff08\u5e26\u5b57\u7b26\uff09\u66f4\u597d\u7684\u6027\u80fd\uff0c\u4f46\u5b83\u4eec\u663e\u7136\u4e0d\u503c\u5f97\u4ed8\u51fa\u989d\u5916\u7684\u52aa\u529b\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8fd9\u4e9b<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u9700\u8981\u5339\u914d\u5b57\u8282\u6570\u57fa\u7ebf\u3002\u5bf9\u4e8e\u975e\u6587\u672c\u6570\u636e\uff0c\u8fd9\u4e9b<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u662f\u66f4\u660e\u667a\u7684\u9009\u62e9\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:840}\">\u00a0<\/span><\/p><\/blockquote>\n<h3><b><span data-contrast=\"auto\">\u603b\u7ed3<\/span><\/b><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/h3>\n<p><span style=\"color: #ff0000;\" data-contrast=\"none\">System.IO <\/span><span data-contrast=\"auto\">\u63d0\u4f9b\u4e86\u6db5\u76d6\u8bb8\u591a\u7528\u4f8b\u7684\u9ad8\u6548<\/span><span data-contrast=\"auto\"> API<\/span><span data-contrast=\"auto\">\u3002\u6211\u559c\u6b22\u4f7f\u7528<\/span> <span style=\"color: #ff0000;\" data-contrast=\"none\">File.ReadLines <\/span><span data-contrast=\"auto\">\u521b\u5efa\u7b80\u5355\u7b97\u6cd5\u3002<\/span> <span data-contrast=\"auto\">\u5b83\u975e\u5e38\u9002\u5408\u57fa\u4e8e\u884c\u7684\u5185\u5bb9\u3002<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\"> File.OpenText <\/span><span data-contrast=\"auto\">\u53ef\u4ee5\u5728\u4e0d\u589e\u52a0\u590d\u6742\u6027\u7684\u60c5\u51b5\u4e0b\u7f16\u5199\u66f4\u5feb\u7684\u7b97\u6cd5\u3002<\/span> <span data-contrast=\"auto\">\u6700\u540e\uff0c<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">File.Open <\/span><span data-contrast=\"auto\">\u548c<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\"> File.OpenHandle<\/span> <span data-contrast=\"auto\">\u975e\u5e38\u9002\u5408\u8bbf\u95ee\u6587\u4ef6\u7684\u4e8c\u8fdb\u5236\u5185\u5bb9\u5e76\u80fd\u591f\u7f16\u5199\u6700\u9ad8\u6027\u80fd\u548c\u6700\u51c6\u786e\u7684\u7b97\u6cd5\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u6211\u5e76\u6ca1\u6709\u6253\u7b97\u5982\u6b64\u6df1\u5165\u5730\u63a2\u7d22<\/span><span data-contrast=\"auto\"> .NET <\/span><span data-contrast=\"auto\">\u5168\u7403\u5316<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u6216<\/span><span data-contrast=\"auto\"> Unicode<\/span><span data-contrast=\"auto\">\u3002\u6211\u4ee5\u524d\u4f7f\u7528\u8fc7\u7f16\u7801<\/span><span data-contrast=\"auto\"> API<\/span><span data-contrast=\"auto\">\uff0c\u4f46\u4ece\u672a\u5c1d\u8bd5\u8fc7<\/span><span style=\"color: #ff0000;\" data-contrast=\"none\">Rune<\/span><span data-contrast=\"auto\">\u3002<\/span><span data-contrast=\"auto\">\u8fd9\u4e9b<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u975e\u5e38\u9002\u5408\u6211\u7684\u9879\u76ee\u800c\u4e14\u5b83\u4eec\u7684\u6027\u80fd\u5f88\u597d\uff0c\u7ed9\u6211\u7559\u4e0b\u4e86\u6df1\u523b\u7684\u5370\u8c61\u3002\u8fd9\u4e9b<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u662f\u4f7f\u672c\u6587\u4fbf\u5229\u7684\u524d\u63d0\u4e0b\u7684\u4e00\u4e2a\u4ee4\u4eba\u60ca\u8bb6\u7684\u5178\u578b\u4f8b\u5b50\u3002\u4fbf\u5229\u5e76\u4e0d\u610f\u5473\u7740\u201c\u9ad8\u7ea7\u201d\uff0c\u800c\u662f\u201c\u5408\u9002\u4e14\u5e73\u6613\u8fd1\u4eba\u7684\u5de5\u4f5c\u5de5\u5177\u201d\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u53e6\u4e00\u4e2a\u89c1\u89e3\u662f\uff0c\u5bf9\u4e8e\u8fd9\u4e2a\u95ee\u9898\uff0c\u9ad8\u7ea7<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u65e2\u65b9\u4fbf\u53c8\u6709\u6548\uff0c\u7136\u800c\uff0c\u53ea\u6709\u4f4e\u7ea7<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u80fd\u591f\u5b8c\u6210\u4e0e<\/span><span data-contrast=\"none\">wc<\/span><span data-contrast=\"auto\">\u7ed3\u679c\u5b8c\u5168\u5339\u914d\u7684\u4efb\u52a1\u3002\u5f53\u6211\u5f00\u59cb\u8fd9\u4e2a\u9879\u76ee\u65f6\uff0c\u6211\u5e76\u4e0d\u7406\u89e3\u8fd9\u79cd\u52a8\u6001\uff0c\u4f46\u662f\uff0c\u6211\u5f88\u9ad8\u5174\u6240\u9700\u7684<\/span><span data-contrast=\"auto\"> API <\/span><span data-contrast=\"auto\">\u89e6\u624b\u53ef\u53ca\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><span data-contrast=\"auto\">\u611f\u8c22<\/span><a href=\"https:\/\/github.com\/GrabYourPitchforks\"><span data-contrast=\"none\">Levi Broderick<\/span><\/a><span data-contrast=\"auto\">\u5ba1\u9605\u4e86\u57fa\u51c6\u6d4b\u8bd5\u5e76\u5e2e\u52a9\u6211\u66f4\u597d\u5730\u7406\u89e3<\/span><span data-contrast=\"auto\"> Unicode <\/span><span data-contrast=\"auto\">\u7684\u7ec6\u8282\u3002\u611f\u8c22<\/span><span data-contrast=\"auto\">D<\/span><a href=\"https:\/\/github.com\/davidfowl\"><span data-contrast=\"auto\">avid <\/span><span data-contrast=\"none\">Fowler<\/span><\/a><span data-contrast=\"auto\">\u3001<\/span><a href=\"https:\/\/github.com\/jkotas\"><span data-contrast=\"auto\">Jan<\/span><span data-contrast=\"none\"> Kotas<\/span><\/a><span data-contrast=\"auto\">\u548c<\/span><a href=\"https:\/\/github.com\/stephentoub\"><span data-contrast=\"none\">Stephen Toub<\/span><\/a><span data-contrast=\"auto\">\u5bf9\u672c\u7cfb\u5217\u7684\u5e2e\u52a9\u3002<\/span><span data-ccp-props=\"{&quot;134245417&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>\u5982\u679c\u5927\u5bb6\u6709\u4efb\u4f55\u7684\u6280\u672f\u95ee\u9898\uff0c\u6b22\u8fce\u5230\u6211\u4eec\u7684\u5b98\u65b9\u7684<a href=\"https:\/\/learn.microsoft.com\/zh-cn\/answers\/tags\/97\/dotnet\">.NET\u4e2d\u6587\u8bba\u575b<\/a> \u63d0\u95ee\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u7bc7\u7ffb\u8bd1\u4e8eRichard Lander\u7684The convenience of System.IO &#8211; .NET Blog (microsoft.com)\u00a0 \u4e0e\u5176\u4ed6\u5f62\u5f0f\u7684 I\/O \u4e00\u6837\uff0c\u8bfb\u5199\u6587\u4ef6\u5f88\u5e38\u89c1\u7684\u3002\u6587\u4ef6 API \u7528\u4e8e\u8bfb\u53d6\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e\u3001\u7f13\u5b58\u5185\u5bb9\u4ee5\u53ca\u5c06\u6570\u636e\uff08\u4ece\u78c1\u76d8\uff09\u52a0\u8f7d\u5230\u5185\u5b58\u4e2d\u4ee5\u6267\u884c\u4e00\u4e9b\u8ba1\u7b97\uff0c\u4f8b\u5982\uff08\u4eca\u5929\u7684\u4e3b\u9898\uff09\u5b57\u6570\u7edf\u8ba1\u3002File\u3001FileInfo\u3001FileStream\u548c\u76f8\u5173\u7c7b\u578b\u4e3a\u9700\u8981\u8bbf\u95ee\u6587\u4ef6\u7684 .NET \u5f00\u53d1\u4eba\u5458\u5b8c\u6210\u4e86\u5927\u91cf\u7e41\u91cd\u7684\u5de5\u4f5c\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u5728System.Text API\u7684\u5e2e\u52a9\u4e0b\u4e86\u89e3\u4f7f\u7528System.IO\u8bfb\u53d6\u6587\u672c\u6587\u4ef6\u7684\u4fbf\u5229\u6027\u548c\u6027\u80fd\u3002\u00a0 \u00a0\u6211\u4eec\u6700\u8fd1\u542f\u52a8\u4e86\u5173\u4e8e.NET \u4fbf\u5229\u6027\u7684\u7cfb\u5217\u535a\u5ba2\uff0c\u8be5\u7cfb\u5217\u63cf\u8ff0\u4e86\u6211\u4eec\u4e3a\u5e38\u89c1\u4efb\u52a1\u63d0\u4f9b\u4fbf\u6377\u89e3\u51b3\u65b9\u6848\u7684\u65b9\u6cd5\u3002System.Text.Json \u7684\u4fbf\u5229\u6027\u662f\u672c\u7cfb\u5217\u4e2d\u7684\u53e6\u4e00\u7bc7\u6587\u7ae0\uff0c\u4ecb\u7ecd\u5982\u4f55\u8bfb\u53d6\u548c\u7f16\u5199 JSON \u6587\u6863\u3002\u4e3a\u4ec0\u4e48\u9009\u62e9.NET\uff1f\u5219\u63cf\u8ff0\u4e86\u652f\u6301\u8fd9\u4e9b\u6587\u7ae0\u4e2d\u6db5\u76d6\u7684\u89e3\u51b3\u65b9\u6848\u7684\u67b6\u6784\u9009\u62e9\u3002\u00a0 \u00a0\u8fd9\u7bc7\u6587\u7ae0\u5206\u6790\u4e86\u6587\u4ef6 I\/O \u548c\u6587\u672c API \u5728\u5927\u578b\u5c0f\u8bf4\u4e2d\u7528\u4e8e\u8ba1\u7b97\u884c\u6570\u3001\u5b57\u6570\u548c\u5b57\u8282\u6570\u7684\u4fbf\u5229\u6027\u548c\u6027\u80fd\u3002\u7ed3\u679c\u8868\u660e\uff0c\u9ad8\u7ea7 API \u6613\u4e8e\u4f7f\u7528\uff0c\u6027\u80fd\u4f18\u5f02\uff0c\u800c\u8f83\u4f4e\u7ea7\u522b\u7684 API 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