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25 lines
424 B
25 lines
424 B
// 类组件的创建和渲染
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// 导入 React 包
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import React from 'react'
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// 创建
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class HelloComponent extends React.Component {
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render() {
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return <div>this is class Component</div>
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}
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}
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function App() {
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return (
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<div>
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{/* 渲染类组件 */}
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{/* 第一种： */}
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<HelloComponent />
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{/* 第二种 */}
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<HelloComponent></HelloComponent>
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</div>
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)
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}
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export default App
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