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39 lines
657 B
39 lines
657 B
import React from 'react'
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/* 类组件默认值
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第一种：defaultProps
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第二种： static 类静态属性定义 (推荐)
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*/
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class Test extends React.Component {
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// 第二种： static 类静态属性定义
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static defaultProps = {
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pageSize: 10
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}
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render () {
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return (
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<div>
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{this.props.pageSize}
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</div>
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)
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}
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}
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// 第一种：defaultProps
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/* Test.defaultProps = {
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pageSize: 10
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} */
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class App extends React.Component {
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render () {
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return (
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<div>
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<Test pageSize={20}/>
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</div>
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)
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}
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}
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export default App
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