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