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@@ -0,0 +1,54 @@
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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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+ <!--
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+ 事件绑定：
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+ 1.DOM中 事件绑定 onclick onchange onBlur onSumbit
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+ 2.事件流 事件绑定 addEventListener('click',function(){},true捕获/false冒泡)
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+ jsx语法
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+ -->
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+ <div id="root"></div>
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+ <script type="text/babel">
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+ let root = ReactDOM.createRoot(document.getElementById("root"));
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+ function App() {
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+ function handleClick() {
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+ console.log("你好")
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+ }
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+ function handleChange() {
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+ console.log('触发')
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+ }
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+ function handleSubmit() {
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+ alert("提交")
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+ }
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+ return (
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+ <div>
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+ <h1 onClick={handleClick}>你好</h1>
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+ <input type="text" onChange={handleChange} />
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+ <input type="text" onBlur={function() {
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+ console.log('失焦')
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+ }} />
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+ <input type="text" onBlur={() => {
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+ console.log('失焦wwww')
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+ }} />
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+ <button onClick={handleSubmit}>按钮</button>
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+ <form action="" onSubmit={handleSub}>
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+ <input type="text" value={xx} />
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+ </form>
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+ </div>
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+ )
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+ }
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+ root.render(<App/>);
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+ </script>
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+</body>
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+
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+</html>
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zheng