<template>
<div>
这是商品列表页面
<p>
<span>{{$route.params.goodsId}}</span>
<span>{{$route.params.name}}</span>
</p>
</div>
</template>
<script>
export default {
name: 'GoodsList',
beforeRouteEnter (to, from, next) {
// 在渲染该组件的对应路由被 confirm 前调用
// 不!能!获取组件实例 `this`
// 因为当守卫执行前,组件实例还没被创建
next(vm => {
// 通过 `vm` 访问组件实例
})
},
beforeRouteUpdate (to, from, next) {
// 在当前路由改变,但是该组件被复用时调用
// 举例来说,对于一个带有动态参数的路径 /foo/:id,在 /foo/1 和 /foo/2 之间跳转的时候,
// 由于会渲染同样的 Foo 组件,因此组件实例会被复用。而这个钩子就会在这个情况下被调用。
// 可以访问组件实例 `this`
this.name = to.params.name
next()
},
beforeRouteLeave (to, from, next) {
// 导航离开该组件的对应路由时调用
// 可以访问组件实例 `this`
const answer = window.confirm('Do you really want to leave? you have unsaved changes!')
if (answer) {
next()
} else {
next(false)
}
}
}
</script>
<style scoped>
</style>
import Vue from 'vue'
import Router from 'vue-router'
const GoodsList = () => import(/* webpackChunkName: "group-main" */'@/views/GoodsList')
Vue.use(Router)
const routes = [
{
path: '/goods/:goodsId/user/:name',
name: 'GoodsList',
component: GoodsList,
beforeEnter: (to, from, next) => {
next()
}
}
]
let router = new Router({
routes: routes
})
router.beforeEach((from, to, next) => {
// console.log(from)
// console.log(to)
next()
})
router.afterEach((from, to) => {
// console.log(from)
// console.log(to)
})
export default router