Route Matchers中的元素该如何匹配呢？

Route Matchers

· &

• when a is rendered, it searches through its children elements to find one whose path matches the current URL

• when it finds one, it renders that and ignores all others

• if no matches,the renders nothing(null)

> render(){
return(
<Router>
<Switch>
<Route path="/about"><About /></Route>
<Route path="/users">Users /></Route>
<Route path="/"<Home/></Route>
</Switch>
</Router>