Practical Advantages of React

How React handles changes to a page

The most significant advantage of React has to do with how it handles changes to the page. Rather than submitting information to a server that must reconstruct the entire page and send it back, the single-page application requires only the new information needed to make the changes. In the following lessons, we’ll focus on:

• What to do once that information is received.
• How an application updates itself.

Props vs. state

React allows for two kinds of information within each component, Properties (props) and state. An overview of both is given in the table below.