1.0PowerShell Teamhttps://devblogs.microsoft.com/powershellPowerShell Teamhttps://devblogs.microsoft.com/powershell/author/powershellteam/rich600338<blockquote class="wp-embedded-content" data-secret="ZQLIYdBFG1"><a href="https://devblogs.microsoft.com/powershell/powershell-v2-backward-compatibility/">PowerShell V2 – backward compatibility</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://devblogs.microsoft.com/powershell/powershell-v2-backward-compatibility/embed/#?secret=ZQLIYdBFG1" width="600" height="338" title="“PowerShell V2 – backward compatibility” — PowerShell Team" data-secret="ZQLIYdBFG1" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://devblogs.microsoft.com/powershell/wp-includes/js/wp-embed.min.js /* ]]> */ </script> https://devblogs.microsoft.com/powershell/wp-content/uploads/sites/30/2018/09/Powershell_256.png256256Windows PowerShell 2.0 is backward compatible with Windows PowerShell 1.0. All the scripts written for V1 should work in V2. If you find instances of broken scripts from v1 please let us know through our connect site https://connect.microsoft.com/site/sitehome.aspx?SiteID=99 However there are few points to be noted:   Breaking changes from PowerShell 1.0 ·        The value of […]