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Strange-AI
Strange-AI commented Sep 18, 2018

JS 配置如下:

 var gitalk = new Gitalk({
            clientID: '3654916*****0c0038c28',
            clientSecret: 'd90d031a*****0e0fa4c7fe2fae747b96b',
            repo: 'Strange-AI.github.io',
            owner: 'Strange-AI',
            admin: ['jinfagang', 'Strange-AI'],
            id: vm.codeId,
            distractionFreeMode: false
        });
        gitalk.render('gitalk-conta
axuebin
axuebin commented Sep 15, 2017

整理一下React中关于state和props的知识点。


在任何应用中,数据都是必不可少的。我们需要直接的改变页面上一块的区域来使得视图的刷新,或者间接地改变其他地方的数据。React的数据是自顶向下单向流动的,即从父组件到子组件中,组件的数据存储在propsstate中,这两个属性有啥子区别呢?

props

React的核心思想就是组件化思想,页面会被切分成一些独立的、可复用的组件。

组件从概念上看就是一个函数,可以接受一个参数作为输入值,这个参数就是props,所以可以把props理解为从外部传入组件内部的数据。由于React是单向数据流,所以props基本上也就是从服父级组件向子组件传递的数据。

用法

假设我们现在需要实现一个列表,根据React组件化思想,我们可以把列表中的行当做一个组件,也就是

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