Getting Started with React.js: A Beginner's Guide

#react #javascript #beginners #programming

Introduction

Introduce what React.js is, its popularity, and why beginners should learn it.

What is React.js?

Definition: Explain React.js as a JavaScript library for building user
interfaces, primarily for single-page applications.
Beautifull touch by facebook (now our meta);

Why Learn React.js?

Popularity and Demand: Mention its widespread use in the industry.
Performance: Touch on its efficient rendering with the virtual DOM.

Friends 🍟 we can stope theory && startup with React JS

Setting Up Your Environment

Make sure installed Node js in your system

npx create-react-app my-first-react-app
cd my-first-react-app
npm start

Start By our Favor Hello World;

You can start editing from App.js file (sub main of a main file which is Index.js);

// src/App.js
import React from 'react';

function App() {
  return (
    <div className="App">
      <h1>Hello, World!</h1>
    </div>
  );
}

export default App;