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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8" />
- <meta http-equiv="X-UA-Compatible" content="IE=edge" />
- <meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <title>Document</title>
- <script src="../../babel.min.js"></script>
- <script src="../../react.development.js"></script>
- <script src="../../react-dom.development.js"></script>
- </head>
- <body>
- <div id="root"></div>
- <!-- 默认 script 类型 为 text/javascript -->
- <!-- 注意：这里的script必须指定类型为 text/babel 这样才能被babel工具翻译成js代码 -->
- <script type="text/babel">
- let name = 'daxia';
- // const element = <h1>hello, {name}</h1>;
- // const element = <h1>1 + 1 = {1 + 1}</h1>;
- // 在react中 可以通过 {表达式} 语法 动态给jsx绑定数据
- const element = (
- // <h1>反转name顺序： {name.split('').reverse().join('')}</h1>
- <h1>反转name顺序： {[...name].reverse().join('')}</h1>
- );
- const root = ReactDOM.createRoot(document.getElementById('root'));
- root.render(element);
- </script>
- </body>
- </html>
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