vue-router 例子1 | 码农工具

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>文档标题</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.5.3/vue.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue-router/3.0.1/vue-router.js"></script>
</head>
<body>
    <div id="app">
  <h1>Hello App!</h1>
  <p>
    <!-- 使用 router-link 组件来导航. -->
    <!-- 通过传入 `to` 属性指定链接. -->
    <!-- <router-link> 默认会被渲染成一个 `<a>` 标签 -->
    <router-link to="/user/foo">/user/foo</router-link>
    <router-link to="/user/bar">/user/bar</router-link>
    <router-link to="/user/foo/profile">/user/foo/profile</router-link>
    <router-link to="/user/foo/posts">/user/foo/posts</router-link>
  </p>
  <!-- 路由出口 -->
  <!-- 路由匹配到的组件将渲染在这里 -->
  <router-view></router-view>
</div>
</body>
</html>

HTML

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const Foo = { template: '<div>foo</div>' }
const Bar = { template: '<div>bar</div>' }
const User = {
  template: '<div>User {{ $route.params.id }}\
  <router-view></router-view></div>',
   watch: {
    '$route' (to, from) {
      // 对路由变化作出响应...
      alert("route change")
    }
  }
}
​
const UserHome = { template: '<div>Home</div>' }
const UserProfile = { template: '<div>Profile</div>' }
const UserPosts = { template: '<div>Posts</div>' }
​
const routes = [
  { path: '/foo', component: Foo },
  { path: '/bar', component: Bar },
  { path: '/user/:id', component: User,
  children: [
        // UserHome will be rendered inside User's <router-view>
        // when /user/:id is matched
        { path: '', component: UserHome },
                
        // UserProfile will be rendered inside User's <router-view>
        // when /user/:id/profile is matched
        { path: 'profile', component: UserProfile },
​
        // UserPosts will be rendered inside User's <router-view>
        // when /user/:id/posts is matched
        { path: 'posts', component: UserPosts }
      ]
  }
]
const router = new VueRouter({
  routes, // （缩写）相当于 routes: routes
})
const app = new Vue({
  router,
  
}).$mount('#app')
router.push({ path: '/user/foo/posts' })

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