React JS
https://create-react-app.dev/
Create Project
C:\react-js>npx create-react-app my-app
Run
C:\react-js\my-app> npm start
C:\react-js\my-app\src\App.js
//C:\react-js\my-app\src\App.js import React, { } from "react"; import Header from "./components/Header"; import Home from "./components/Home"; import Footer from "./components/Footer"; function App() { return ( <> <Header/> <Home/> <Footer/> </> ); } export default App;C:\react-js\my-app\src\components\Header.js
//C:\react-js\my-app\src\components\Header.js import React, { } from "react"; function Header() { return ( <> <div> Header </div> </> ); } export default Header;C:\react-js\my-app\src\components\Home.js
//C:\react-js\my-app\src\components\Home.js import React, { } from "react"; function Home() { return ( <> <div> Home </div> </> ); } export default Home;C:\react-js\my-app\src\components\Footer.js
//C:\react-js\my-app\src\components\Footer.js import React, { } from "react"; function Footer() { return ( <> <div> Footer </div> </> ); } export default Footer;Run C:\react-j\my-app>npm start
http://localhost:3000/