React

生态

react create-react-app

github 练手项目 react-router

初始化 & 基础

安装

npx create-react-app my-app --template typescript

// or

npx create-react-app my-app

sass

 yarn add sass

react router

better code

setState in form => object

separate responsibilities

• UI module
• logic/model module
• lib module

use object map instead of conditions

put independent variables outside of lifecycle