react-router v6新特性总结示例详解

/* v5 */
<Switch>
  <Route exact path="/" component={Home} />
  <Route path="/user/:id" render={(routeProps) => <User id={routeProps.match.params.id} />} />
</Switch>

/* V6 */
<Routes>
  <Route path="/" element={<Home />} />
  <Route path="user/:id" element={<User id={id} />} />
</Routes>

import { HashRouter as Router, Routes, Route } from 'react-router-dom'
import Home from '@/pages/demo/Home'
import Foo from '@/pages/demo/Foo'
import Bar from '@/pages/demo/Bar'
import BarDetail from '@/pages/demo/BarDetail'
import '@/assets/style/App.css'
function App() {
 return (
   <Router>
     <Routes>
       <Route path="/" element={<Home />} />
       <Route path="foo" element={<Foo />} />
       {/* 嵌套路由场景：需要在Bar（父路由的组件）声明Outlet组件，用于渲染子路由 */}
       <Route path="bar" element={<Bar />}>
         <Route path=":id" element={<BarDetail />} />
       </Route>
     </Routes>
   </Router>
 )
}
export default App

import { Outlet } from 'react-router-dom'
function Bar() {
  return (
    <div>
      <div>Bar</div>
      {/* 有嵌套路由的场景需要使用 */}
      <Outlet />
    </div>
  )
}
export default Bar

import { useRoutes } from 'react-router-dom'
import Home from '@/pages/demo/Home'
import Foo from '@/pages/demo/Foo'
import Bar from '@/pages/demo/Bar'
import BarDetail from '@/pages/demo/BarDetail'
import '@/assets/style/App.css'
function App() {
  let element = useRoutes([
    {
      path: '/',
      element: <Home />
    },
    {
      path: 'foo',
      element: <Foo />
    },
    {
      path: 'bar',
      element: <Bar />,
      children: [
        {
          path: ':id',
          element: <BarDetail />
        }
      ]
    }
  ])
  return element
}
export default App

import React from 'react'
import ReactDOM from 'react-dom'
import { HashRouter as Router } from 'react-router-dom'
import App from '@/App'
import '@/assets/style/index.css'
ReactDOM.render(
  <React.StrictMode>
    <Router>
      <App />
    </Router>
  </React.StrictMode>,
  document.getElementById('root')
)

/* v5 */
const history = useHistory()
history.push('/home')
history.replace('/home')
history.goBack()
history.goForward()
history.go(2)
/* V6 */
const navigate = useNavigate()
navigate('/home')
navigate('/home', {replace: true})
navigate(-1)
navigate(1)
navigate(2)