In the previous chapter, we learned to use React on the server side. We understood pre-rendering of the React components and changes in the component life cycle when using React on server. We also saw how to use server-side API of React using Express.js.
In this chapter, we will look at React addons—utility packages that are not a part of React core, however, they make development process fun and enjoyable. We will learn to use immutability helpers, cloning of components, and test utilities in this chapter. We will not be covering other addons such as
PureRenderMixin. These addons will be covered in the following chapters.
In this chapter, we will cover the following topics: