When your component renders, React creates a virtual DOM (a lightweight in-memory representation of the actual DOM) and compares it to the previous virtual DOM to determine the minimum number of DOM updates that need to be made.

It allows you to declaratively describe your UI using JSX, a syntax extension for JavaScript that lets you write HTML-like code. React is designed to make it easy to build reusable UI components. It was developed by Facebook and is often used for building single-page applications and mobile applications. React is a JavaScript library for building user interfaces. If you are not into reading, then you can also check our full course ReactJS Full Course in 7 Hours | Learn React js | React.js Training | Edureka Setting up a React js Development Environment Here in this React js tutorial blog, you will understand everything about react js, so without further ado, let’s get started with the content.

Anyone around the globe can ask a specialist a question and receive an answer from that expert. The library is widely used, and React is a large developer community that includes Facebook programmers. The ‘react’ tag appears in more than 114,000 publications.

React tutorial for beginners