Vue 对嵌套路由的理解
之前使用嵌套路由的时候发现搞不清楚为什么没有正确显示,查阅文档后,根据自己的理解把实验过程记录一下
<!-- HTML -->
<div id="app"> <p> <router-link to="/a">a</router-link> ** <router-link to="/a/b">b</router-link> ** <router-link to="/a/b/c">c</router-link> </p> <router-view></router-view> </div>
/* CSS */ #app>p{ border:5px solid red; } .a{ border:5px solid green; } .b{ border:5px solid yellow; } .c{ border:5px solid blue; }
// JavaScript const User = { template: ` <div class="user"> <h2>显示区</h2> <router-view></router-view> </div> ` } const a = { template: '<div class="a"><p>a路由</p><router-view></router-view></div>' } const b = { template: '<div class="b"><p>b路由</p><router-view></router-view></div>' } const c = { template: '<div class="c"><p>c路由</p><router-view></router-view></div>' } const router = new VueRouter({ routes: [ { path: '/', component: User, children: [ { name:'a', path: 'a', component: a, children:[ { name:'b', path: 'b', component: b, children:[ { name: 'c', path: 'c', component: c } ] }, ] }, ] } ] }) const app = new Vue({ router }).$mount('#app')
结论:嵌套路由就是匹配路由表的路径,把组件切换出来,切换组件内也必须有router-view,这样才能显示其中的子路由