<div id="app">
<router-view></router-view>
<div class="">
<router-link to="/">1</router-link>
<router-link to="/2">2</router-link>
<router-link to="/3">3</router-link>
<router-link to="/4">4</router-link>
</div>
</div>
//2
<div><router-link></div>
when I click router 1, br 2, 3, 4, the component renders to
, but what I want is that when I click 2, I jump to a new page and don"t want to see Navigation,
how should I layout and how should the route jump?