摘要: Components Communication Parent and Child Component Class Component import React, { Component } from "react"; class ChildCpn extends Component { rende 阅读全文
posted @ 2020-11-26 17:48 北冥雪 阅读(100) 评论(0) 推荐(0) 编辑
摘要: React Lifecycles^lifecycles getDerivedStateFromProps: Keeping the props always is the same as New props shouldComponentUpdate: We can control the comp 阅读全文
posted @ 2020-11-26 17:44 北冥雪 阅读(99) 评论(0) 推荐(0) 编辑
摘要: ReactCompositeEvent React is not just design for browsers[^reactCompositeEvent] 阅读全文
posted @ 2020-11-26 17:42 北冥雪 阅读(501) 评论(0) 推荐(0) 编辑
摘要: setState[^setState] Asynchronous: In the Liefcycles and the CompositeEvent of React [^reactCompositeEvent]:composite event import React, { Component } 阅读全文
posted @ 2020-11-26 17:41 北冥雪 阅读(75) 评论(0) 推荐(0) 编辑
摘要: propTypes & defaultProps import React, { Component } from "react"; import Proptypes from "prop-types"; // Function function ChildCpn(props) { const { 阅读全文
posted @ 2020-11-26 17:39 北冥雪 阅读(103) 评论(0) 推荐(0) 编辑
摘要: super super(props): Superclass will help you to keep the props:[^props] import React, { Component } from "react"; export default class App extends Com 阅读全文
posted @ 2020-11-26 17:38 北冥雪 阅读(186) 评论(0) 推荐(0) 编辑
摘要: Lifecycles[^lifecycles] getDerivedStateFromProps: Keeping the props always is the same as New props shouldComponentUpdate: We can control the componen 阅读全文
posted @ 2020-11-26 17:15 北冥雪 阅读(90) 评论(0) 推荐(0) 编辑