簡介
React.js 改變了開發人員建立使用者介面的方式。 React 由 Facebook 創建,其基於元件的架構、虛擬 DOM 和聲明性語法使其成為建立動態、響應式 Web 應用程式的強大工具。
在本指南中,我們將探討 React 的主要功能以及如何有效地使用它們。
React 使用 JSX 將 HTML 與 JavaScript 混合:
javascript function Welcome() { return <h1>Hello, React!</h1>; } 2. State Management with Hooks React’s useState and useEffect simplify state management: javascript Copy code import React, { useState } from 'react'; function Counter() { const [count, setCount] = useState(0); return ( <div> <p>You clicked {count} times</p> <button onClick={() => setCount(count + 1)}>Click me</button> </div> ); } 3. Routing with React Router Add navigation to your app: javascript Copy code import { BrowserRouter as Router, Route, Switch } from 'react-router-dom'; function App() { return ( <Router> <Switch> <Route path="/" exact component={Home} /> <Route path="/about" component={About} /> </Switch> </Router> ); } Conclusion React’s flexibility and efficiency make it a top choice for developers. By mastering its features, you can build interactive, user-friendly applications that stand out in today’s digital world. Get started with React today and elevate your web development skills!
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