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Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

摘要: 这里主要分析在函数式react中的优化,类组件有生命周期函数定义较明确 React的核心特征之一是单向数据流(props自上往下流) 这会导致一个问题:当父组件state更新后,其自身及其所有children(不论是否接收props)都会进行更新,但向下传递的props部分并未发生改变,我们应当让这 阅读全文
posted @ 2021-07-28 16:52 365/24/60 阅读(91) 评论(0) 推荐(0) 编辑