React and React Native

React and JSX are familiar

Implementing a new render target for React isn't straightforward. It's essentially the same thing as inventing a new DOM that runs on iOS and Android. So why go through all the trouble?

First, there's a huge demand for mobile apps in general. The reason is that the mobile web browser user experience isn't as good. I'll elaborate on this in the next section. Second, JSX is simply awesome for building user interfaces. Rather than having to learn a new technology, it's much easier to use what you know.

It's the latter point that's the most relevant to you, the reader. If you're reading this book, you're probably interested in using React for both web applications, and native mobile applications. I simply can't put into words ...