added CodeSandbox.io React playground (#2395)

Added .NET anchor for TOC link and corrected Try Haskell formatting
8 years ago · fa0cac09c8
parent 43c27126b4
commit fa0cac09c8
1 changed files with 4 additions and 3 deletions
--- a/free-programming-playgrounds.md
+++ b/free-programming-playgrounds.md
@ -46,12 +46,13 @@
 ### JavaScript

 * [CodePen](http://codepen.io)
+* [CodeSandbox.io](https://codesandbox.io) (_React_)
 * [JSFiddle](http://jsfiddle.net)
 * [Plunker](http://plnkr.co)
 * [Sololearn](https://code.sololearn.com/#html)


-### .NET
+### <a name="dotnet"></a>.NET

 * [.NET Fiddle](https://dotnetfiddle.net)