<!DOCTYPE html>
<html>
<head>
<meat charset="UTF-8">
<title>hello_react</title>
</head>
<body>
<!-- 准备好一个容器 -->
<div id="test"></div>
<!-- 核心库 -->
<script type="text/javascript" src="../js/react.development.js"></script>
<!-- react-dom,操作dom -->
<script type="text/javascript" src="../js/react-dom.development.js"></script>
<!-- 引入babel，jsx转为js -->
<script type="text/javascript" src="../js/babel.min.js"></script>
<!-- 此处一定要写babel -->
<script type="text/babel">
//1.创建虚拟DOM
//此处一定不要写引号，因为不是字符串
const VDOM=<h1>Hello,React</h1>
const VDOM2 = <h1>Hello,Wuming</h1>
//2.渲染虚拟DOM到页面
ReactDOM.render(VDOM,document.getElementById("test"));
//替换
ReactDOM.render(VDOM2, document.getElementById("test"));
</script>
</body>
</html>
