React学习——Hello, React

<!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>Hello, React</title>
</head>
<body>
    <!--准备好一个“容器”-->
    <div id="test"></div>

    <!--引入react核心库 (有顺序要求) -->
    <script type="text/javascript" src="../js/react.development.js"></script> <!--全局会有React变量-->

    <!--引入react-dom，用于支持react操作dom-->
    <script type="text/javascript" src="../js/react-dom.development.js"></script> <!--全局会有ReactDOM变量-->

    <!--引入babel，用于将jsx转为js-->
    <script type="text/javascript" src="../js/babel.min.js"></script>

    <script type="text/babel"> /* 此处一定要写babel */
        // 创建虚拟DOM
        const VDOM = <h1>Hello, React</h1>  /* 此处一定不要加引号，因为不是字符串 */
        // 渲染虚拟DOM到页面
        ReactDOM.render(VDOM, document.getElementById('test'))
    </script>
    
</body>
</html>

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原文地址：https://www.cnblogs.com/lxy-java/p/14890416.html