This script file takes care of turning the JSX into JavaScript on page load, and your React app comes to life without you having to do anything special to your development environment.

As promised in February, Microsoft embraced the wildly popular React JavaScript library in Visual Studio 2015 by providing built-in support for its JSX syntax. So I took it for a spin. It works.

In response to overwhelming user requests, Microsoft has started a project to add support for a React JavaScript component to Visual Studio 2015. (Note: an earlier version of this article incorrectly ...