6.类组件创建.html 850 B

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="UTF-8">
  5. <meta name="viewport" content="width=device-width, initial-scale=1.0">
  6. <title>Document</title>
  7. <script src="../babel.min.js"></script>
  8. <script src="../react.development.js"></script>
  9. <script src="../react-dom.development.js"></script>
  10. </head>
  11. <body>
  12. <div id="root"></div>
  13. <script type="text/babel">
  14. // 类组件 遵从es6规范 可以修改
  15. class MyCom extends React.Component {
  16. render(){
  17. return (
  18. <div style={{border: "1px red solid"}}>
  19. <p>我是类组件</p>
  20. </div>
  21. )
  22. }
  23. }
  24. let element = <MyCom/>
  25. ReactDOM.createRoot(document.getElementById('root')).render(element)
  26. </script>
  27. </body>
  28. </html>