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@@ -0,0 +1,32 @@
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+<!DOCTYPE html>
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+<html lang="en">
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+
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+<head>
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+ <meta charset="UTF-8">
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+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
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+ <title>Document</title>
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+ <script src="./babel.min.js"></script>
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+ <script src="./react.development.js"></script>
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+ <script src="./react-dom.development.js"></script>
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+</head>
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+
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+<body>
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+ <div id="root"></div>
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+ <script type="text/babel">
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+ class Good extends React.Component {
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+ render() {
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+ return <h1>哈哈</h1>
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+ }
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+ }
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+ const element = (
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+ <>
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+ <Good />
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+ </>
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+ )
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+ const container = document.getElementById("root");
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+ const root = ReactDOM.createRoot(container)
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+ root.render(element);
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+ </script>
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+</body>
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+
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+</html>
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zheng