1.html
<script src="https://unpkg.com/vue/dist/vue.js"></script>
<script src="https://unpkg.com/vue-router/dist/vue-router.js"></script>
<div id="app">
<h1>Hello App!</h1>
<p>
<!-- use router-link component for navigation. -->
<!-- specify the link by passing the `to` prop. -->
<!-- <router-link> will be rendered as an `<a>` tag by default -->
<router-link to="/foo11">Go to Foo</router-link>
<router-link to="/bar11">Go to Bar</router-link>
</p>
<!-- route outlet -->
<!-- component matched by the route will render here -->
<router-view></router-view>
</div>
2.js
// 0. If using a module system, call Vue.use(VueRouter)
// 1. Define route components.
// These can be imported from other files
const Foo = { template: '<div>foo</div>' }
const Bar = { template: '<div>bar</div>' }
// 2. Define some routes
// Each route should map to a component. The "component" can
// either be an actual component constructor created via
// Vue.extend(), or just a component options object.
// We'll talk about nested routes later.
const routes = [
{ path: '/foo111', component: Foo },
{ path: '/bar111', component: Bar }
]
// 3. Create the router instance and pass the `routes` option
// You can pass in additional options here, but let's
// keep it simple for now.
const router = new VueRouter({
routes
})
// 4. Create and mount the root instance.
// Make sure to inject the router with the router option to make the
// whole app router-aware.
const app = new Vue({
router
}).$mount('#app')
// Now the app has started!
3.css
.router-link-active {
color: red;
}