What is React and why use it?

React. js is an open-source JavaScript library that is used for building user interfaces specifically for single-page applications . It’s used for handling the view layer for web and mobile apps. React also allows us to create reusable UI components.10 Şub 2021

js/React is an open-source frontend framework that is based on JavaScript, developed by Facebook, and best known for its virtual DOM feature. With React, we recommend Express. js/Express as a backend service.

What makes React such a desirable library to learn is that it doesn’t replace HTML . It takes advantage of HTML’s popularity and strength as the most popular programming language, by letting you use a very similar syntax to HTML to build interfaces and add dynamic features to it using JavaScript.