Testaccount
/
1.Test


			
				
					
						
						
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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>
     <!-- 将jsx转为js -->
     <script src="./babel.min.js"></script>
     <!-- react核心库 -->
     <script src="./react.development.js"></script>
     <!-- react中dom操作库 -->
     <script src="./react-dom.development.js"></script>
</head>
<body>
    <div id="root"></div>
    <div id="btn">这是一个按钮</div>
    <script type="text/babel">
        function onClick(){
            console.log(this)
        }
        function handleClick1(e){
            console.log(this,'正常')
            console.log(e,'事件')
        }
        function handleClick2(e,...user){
            console.log(e.target)
            console.log(...user)
        }
        function handleClick3(e){
            console.log(e)
        }
        document.getElementById("btn").onclick=onClick;
        var aaa={address:"这里是北京"};
        let element=(
            <div>
                <p onClick={handleClick1.bind(aaa)}>事件1</p>
                <p onClick={(e)=>{
                    handleClick2(e,1,2,3)
                }}>事件2</p>
                <p onClick={handleClick3.bind(null,111)}>事件3</p>
            </div>
        )
        let page=ReactDOM.createRoot(document.querySelector("#root")).render(element);
    </script>
</body>
</html>