lovecoding
/
w1020


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <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">
        <!-- <h1>你好</h1> -->
    </div>
    <script type="text/babel">
        // jsx可以进行页面渲染
        const element = <h1>哈哈</h1>;
       const root = ReactDOM.createRoot(document.getElementById("root"));
        // a = 1;
        // b = [12,33];
        // b.push(a);
        root.render(element);
    </script>
</body>
</html>