You can create components of your choice by using the react component feature.ReactJS uses virtual dom that makes use of in-memory data-structure cache, and only the final changes are updated in browsers dom.Here, are important pros/benefits of using ReactJS: Javascript Expressions: JS expressions can be used in the jsx files using curly brackets, for example. Only the final changes of DOM has later updated in the browsers DOM. Virtual DOM: React creates a virtual dom, i.e., in-memory data -structure cache. Inside a class, the state of each of the props is maintained. Components also have a state, props which makes life easy. We can use components as functions and components as classes. Though it is not mandatory to use JSX in react, it is one of the good features and easy to use.Ĭomponents: Components are like pure javascript functions that help make the code easy by splitting the logic into reusable independent code. In this ReactJS Tutorial for beginners, you will learn ReactJS step by step: It is very easy to use, and it allows users to create reusable UI components. It is widely used as a base in building single-page websites and mobile applications. ReactJS is maintained by Facebook and a community of individual developers and companies. ReactJS is an open-source front-end JavaScript library for building user interfaces.
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