what is react js why used react js

 what is react js why used react js

React is a free and open-source front-end JavaScript library for building user interfaces based on components. It is maintained by Meta and a community of individual developers and companies. React can be used to develop single-page, mobile, or server-rendered applications with frameworks like

What is ReactJS and why it is used?

The React.js framework is an open-source JavaScript framework and library developed by Facebook. It's used for building interactive user interfaces and web applications quickly and efficiently with significantly less code than you would with vanilla JavaScript.

Is ReactJS frontend or backend?

frontend library

Reactjs is a frontend library, React is used as client-side programming building things that a user will see and interact on-screen in their browser window which makes, React JS a front-end library.