一、下载 React developertools
下载地址:https://www.extfans.com/extension/lmhkpmbekcpmknklioeibfkpmmfibljd/
二、安装
启动项目F12,点击 the instructions.
添加到store
//store
import {createStore} from 'redux';
import reducer from './reducer';
import React from "react";
const store=createStore(reducer, window.__REDUX_DEVTOOLS_EXTENSION__ && window.__REDUX_DEVTOOLS_EXTENSION__());
export default store;
三、测试
打开浏览器