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<!DOCTYPE html>
<html class="theme-next pisces use-motion" lang="zh-Hans">
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root: '/',
scheme: 'Pisces',
sidebar: {"position":"left","display":"post","offset":12,"offset_float":12,"b2t":false,"scrollpercent":false,"onmobile":false},
fancybox: true,
tabs: true,
motion: true,
duoshuo: {
userId: '0',
author: '博主'
},
algolia: {
applicationID: '',
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hits: {"per_page":10},
labels: {"input_placeholder":"Search for Posts","hits_empty":"We didn't find any results for the search: ${query}","hits_stats":"${hits} results found in ${time} ms"}
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实例化首次实例化
getDefaultProps
getInitialState
componentWillMount
render
componentDidMount
实例化完成后的更新
getInitialState
componentWillMount
render
component
...
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子组件显示父组件穿过来的props有两种方式：
1、直接使用这种方式，父组件改变props后，子组件重新渲染，由于直接使用的props，所以我们不需要做什么就可以正常显示最新的props
12345class Child extends Component { render() &#
...
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let与const新的变量声明定义方式，let 和 const 都不存在变量提升，有暂时性死区，只能在声明后使用，且不能重复声明。let 声明的变量，在声明之后还可以进行新的赋值const 声明的变量，其变量指向的那个内存地址不得改动。故如果声明的变量是简单类型的数据（数值、字符串、布尔值），则不能
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<a class="post-title-link" href="/2017/06/05/js模块化小结/" itemprop="url">js 模块化小结</a></h1>
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一、模块与组件的区别1. 模块模块通常指的是实现某个特定功能的js模块，如一个实现时间格式化的js文件。把多个功能实现放在一个js文件中，随着需要实现的功能越来越多，js文件也越来越复杂，不利于开发与维护，所以要把js文件进行功能拆分，形成多个实现特定功能的js文件，这就是模块。
2. 组件组件比模
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