ReactJS
ReactJS is a programming language that allows you to create interactive web pages. Both mobile and web applications use it to maintain the view layer. We can also develop configurable and reusable UI components with React. It constructs a VIRTUAL DOM in memory and performs all required DOM manipulations there before modifying the actual DOM. For online application development, it is the most extensively used and successful front-end javascript library.
React JS is a Javascript book room that is available to all creators. It’s in charge of the view layer in both web and mobile apps. Jordan Walke, a Facebook programmer, was the one who came up with the idea for React. React allows developers to create large web-based applications that can change data without requiring a page reload. The primary purpose of React is to be fast, accessible, and simple to use. It only works with the user interfaces of the software. Using JavaScript, we can create HTML elements.
However, doing so is a pain. It’s simple for us with React js. JSX is a tool for creating HTML elements. React elements are created using JSX, which is essentially a syntax extension of normal JavaScript. The syntax of JSX appears to be similar to that of HTML. The react DOM renders what we write in JSX. A compiler converts JSX to React before it is displayed in the browser. The full power of JSX is followed by a string of Javascript template code. The term “React” refers to a user interface (UI) that is made up of components.