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                ## 高階組件 高階組件(HOC)是react中對組件邏輯進行重用的高級技術。但高階組件本身并不是React API。它只是一種模式,這種模式是由react自身的組合性質必然產生的。 具體而言,**高階組件就是一個函數,且該函數接受一個組件作為參數,并返回一個新的組件** - [高階組件文檔介紹](https://react.docschina.org/docs/higher-order-components.html) - [render props](https://react.docschina.org/docs/render-props.html) ## 其他 ``` // 設置組件的值類型 static propTypes = { value: PropTypes.object, options: PropTypes.array, onChange: PropTypes.func, children: PropTypes.func }; // 設置默認的屬性值 static defaultProps = { value: null, options: [], onChange: () => {}, children: () => {} }; ``` ## 參考文檔 - [極客課程鏈接](https://github.com/supnate/react-geek-time)
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