text: import React from 'react';
  import ReactDOM from 'react-dom';
  //import TodoList from './TodoList';    //用antd前端UI库和redux-thunk中间件实现TodoList
  //import TodoListDemo2 from './TodoListDemo2';    //用redux-saga中间件实现todoList
  
  //ReactDOM.render(< TodoListDemo3 / > , document.getElementById('root'));
  //import Home from './BasicLayout.js'
  import App from './App'
  
  //使用react-redux组件
  // import TodoListDemo3 from './TodoListDemo3';    
  // import { Provider } from 'react-redux';
  // import store from './store3';
  
  //Provider组件和store做了关联，然后Provider中的所有组件都可以使用store中的值了
  // const App = (
  //   <Provider store={store}>
  //     <TodoListDemo3 />
  //   </Provider>
  // )
  
  ReactDOM.render(<App />, document.getElementById('root'));