Mastering PHP 7

Installing React

The React library is available as a Composer react/react package. Assuming we are still in our project directory where we installed RxPHP, we can simply execute the following command in order to add React to our project:

composer require react/react

This should give us an output similar to the following one:

We can see quite a few interesting react/* packages being pulled in, react/event-loop being one of them. The messages suggesting we should install one of the more performant loop implementations are definitely worthy of interest, though out of the scope of this book.