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>
  <script src="../js/babel.min.js"></script>
  <script src="../js/react.development.js"></script>
  <script src="../js/react-dom.development.js"></script>
</head>
<body>
  <div id="root"></div>
  <script type="text/babel">
    class MyComponent extends React.Component {
      render() {
        return <h1>我是类组件</h1>
      }
    }
    let elem = <MyComponent/>
    ReactDOM.createRoot(document.getElementById('root')).render(elem)
  </script>
</body>
</html>