摘要：this.state = { listData: [ {name: "张三", age: "20"}, {name: "李四", age: "21"}, ], obj: { name: "王五", age: "22", } } change = (index) => { const listData 阅读全文

摘要：高阶组件中的withRouter, 作用是将一个组件包裹进Route里面, 然后react-router的三个对象history, location, match就会被放进这个组件的props属性中. 1 // withRouter实现原理: 2 // 将组件包裹进 Route, 然后返回 3 // 阅读全文