Learn the key concepts behind React and how to use JSX elements and components to build lean and fast web front ends React, also known as ReactJS, is an open source JavaScript library for building ...
From there, inside the hello-world folder that gets created, run a single npm start command to start your app and make it available on port 3000 of localhost: This React Hello World tutorial ...
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.