Vue技术栈

<router-link to="/foo">Go to Foo</router-link>
<router-link to="/bar">Go to Bar</router-link>

<router-view></router-view>

const Foo = { template: ‘<div>foo</div>‘ }
const Bar = { template: ‘<div>bar</div>‘ }


const routes = [
  { path: ‘/foo‘, component: Foo },
  { path: ‘/bar‘, component: Bar }
]

const router = new VueRouter({
  routes // (缩写) 相当于 routes: routes
})


const app = new Vue({
  router
}).$mount(‘#app‘)

export default {
  computed: {
    username () {
      return this.$route.params.username
    }
  },
  methods: {
    goBack () {
      window.history.length > 1
        ? this.$router.go(-1)
        : this.$router.push(‘/‘)
    }
  }
}