Phillip Carter

F# 5 and F# tools update for June

June 26th, 2020

We’re excited to announce more updates to F# 5 today! We shipped an initial set of features with F# 5 preview 1, and they have all been stabilizing since that release including a updates from last month. Today, we’re happy to announce some new language features, a sneak peek at using F# in VSCode notebooks, and some F# tooling updates that

F# 5 and F# tools update

May 20th, 2020

We're excited to announce some updates to F# 5 today! We shipped a lot of preview features since F# 5 preview 1, and they have all been stabilizing since that release. Today, we're happy to announce some minor additions to F# 5 and talk about some pretty cool performance work we've been doing. Here's how you get the latest release: I

Introducing C# Source Generators

April 29th, 2020

We're pleased to introduce the first preview of Source Generators, a new C# compiler feature that lets C# developers inspect user code and generate new C# source files that can be added to a compilation. This is done via a new kind of component that we're calling a Source Generator. To get started with Source Generators, you'll need to inst

Announcing F# 5 preview 1

March 18th, 2020

We're excited to announce that F# 5 preview 1 is now available! Here's how to get it: If you're using Visual Studio on Windows, you'll need both the .NET 5 preview SDK and Visual Studio Preview installed. Using F# 5 preview You can use F# 5 preview via the .NET 5 preview SDK, or through the .NET and Jupyter Notebooks support. If you'r

Announcing F# 4.7

September 23rd, 2019

We’re excited to announce general availability of F# 4.7 in conjunction with the .NET Core 3.0 release! In this post, I’ll show you how to get started, explain everything in F# 4.7 and give you a sneak peek at what we’re doing for the next version of F#. F# 4.7 is another incremental release of F# with a focus on infrastructural changes

Try out Nullable Reference Types

August 6th, 2019

Try out Nullable Reference Types With the release of .NET Core 3.0 Preview 7, C# 8.0 is considered "feature complete". That means that the biggest feature of them all, Nullable Reference Types, is also locked down behavior-wise for the .NET Core release. It will continue to improve after C# 8.0, but it is now considered stable with

The F# development home on GitHub is now dotnet/fsharp

May 20th, 2019

TL;DR We've moved the F# GitHub repository from microsoft/visualfsharp to dotnet/fsharp, as specified in the corresponding RFC. F# has a somewhat strange history in its name and brand. If we roll back the clocks to the year 2015, F# sort of had two identities. One side of this was Visual F#, or "VisualFSharp"; a product within Visual St

Announcing F# 4.6

March 29th, 2019

We're excited to announce general availability of F# 4.6 and the F# tools for Visual Studio 2019! In this post, I'll show you how to get started, explain the F# 4.6 feature set, give you an update on the F# tools for Visual Studio, and talk about what we're doing next. F# 4.6 was developed entirely via an open RFC (requests for comments) pr

An update to C# versions and C# tooling

February 27th, 2019

Starting with Visual Studio 2019 Preview 4, we'll be adjusting how C# versions are treated in .NET tooling. Firstly, we're adding two new Language Version (LangVersion) values: LatestMajor and Preview. Rad the post to see how they stack up with the currently supported list of values.

Submit to the Applied F# Challenge!

February 5th, 2019

This post was written by Lena Hall, a Senior Cloud Developer Advocate at Microsoft. F# Software Foundation has recently announced their new initiative — Applied F# Challenge! We encourage you to participate and send your submissions about F# on Azure through the participation form. Applied F# Challenge is a new initiative to encour