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master
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5a12988db3
@ -3,7 +3,7 @@
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"version": "0.1.0",
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"private": true,
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"scripts": {
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"start": "vue-cli-service serve",
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"serve": "vue-cli-service serve",
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"build": "vue-cli-service build",
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"lint": "vue-cli-service lint"
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},
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70
src/main.js
70
src/main.js
@ -20,81 +20,17 @@ Vue.use(VueRouter) // vue 使用vuerouter
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import bar from './pages/bar.vue'
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import foo from './pages/foo.vue'
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import index from "./pages/index.vue"
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import myqx from "./pages/myqx.vue"
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// http://www.baidu.com/adsaw
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// http 协议
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// 127.0.0.1 ip or 域名
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// www.baidu.com 域名 服务器
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// /adsaw/asdxc url 网址路径
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const routes = [
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{ path: '/foo', meta:{qx:'user'}, component: foo },
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{ path: '/bar', meta:{qx:'user'}, component: bar },
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{
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path: '/index', meta:{qx:'user'}, component: index, children: [
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{path:"myqx", meta:{qx:'user'}, component: myqx},
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{
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path: 'foo/:name/:age', meta:{qx:'user'} , name:"foo", component: foo
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},
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{ path: 'bar',meta:{qx:"admin"},beforeEnter(to, from, next){
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console.log("这是独享")
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next()
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}, component: bar },
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]
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},
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{ path: '/foo', component: foo },
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{ path: '/bar', component: bar },
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{ path: '/', component: index }
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]
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// router 路由对象
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// history model js
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const router = new VueRouter({
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mode: 'history',
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routes: routes // (缩写) 相当于 routes: routes
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})
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// 导航守卫
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// beforeEach 导航前置守卫
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router.beforeEach((to, from, next) => {
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// ...
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// to 到哪个 路由对象
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// from 从哪来 路由对象
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// console.log(to,"to")
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// console.log(from,"from")
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console.log(to.path)
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console.log("前置")
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if(to.meta.qx == "admin" || to.path == "/index/myqx"){
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next()
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}else{
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next("/index/myqx")
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}
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// 为什么要执行
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// next 如果不执行 就不会进行路由跳转 首次进来 白屏
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})
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// beforeResolve 导航解析守卫
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router.beforeResolve((to, from, next) => {
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// ...
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// to 到哪个 路由对象
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// from 从哪来 路由对象
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// console.log(to,"to")
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// console.log(from,"from")
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console.log("解析")
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next() // 为什么要执行
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// next 如果不执行 就不会进行路由跳转 首次进来 白屏
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})
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// afterEach 全局后置钩子 跳转页面完成了
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router.afterEach(() => {
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// ...
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// console.log(to,"到哪")
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// console.log(from,"来自哪")
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console.log("后置")
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// alert("跳转完成了")
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})
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// http://localhost:8080/index/bar
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// router 挂载路由 给vue实例
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new Vue({
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//render 让vue 渲染 App
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@ -1,31 +1,11 @@
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<template>
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<div>这是bar
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<router-link to="/">到首页</router-link>
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<button @click="chuancan">传参</button>
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</div>
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<div>这是bar</div>
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</template>
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<style scoped>
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</style>
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<script>
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export default {
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beforeRouteEnter(to,from,next){
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console.log("组件独享前置")
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next()
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},
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beforeRouteLeave(to,from,next){
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console.log("组件离开守卫")
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next()
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},
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beforeRouteUpdate(to,from,next){
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console.log("组件复用")
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next()
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},
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methods:{
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chuancan(){
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console.log(this.$route.meta)
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// this.$router.push({path: "/index/bar",query:{a: new Date().getTime()}})
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}
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}
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}
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</script>
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@ -1,47 +1,11 @@
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<template>
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<div>这是foo
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<router-link to="/bar">到bar</router-link>
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<button @click="getzhi">获取传值</button>
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<button @click="tiaozhuan">跳转</button>
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<router-view></router-view>
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</div>
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<div>这是foo</div>
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</template>
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<style scoped>
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</style>
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<script>
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export default {
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beforeRouteEnter(to, from, next) {
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// 在渲染该组件的对应路由被 confirm 前调用
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// 不!能!获取组件实例 `this`
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// 因为当守卫执行前,组件实例还没被创建
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console.log("组件进入")
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next()
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},
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beforeRouteUpdate(to,from,next){
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// 参数改变 路由没变 params query 页面跳转
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console.log("组件复用")
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next()
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},
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methods:{
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getzhi(){
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// let a = "小梦"
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// let b = 18;
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// // let str = "名字是" + a + "年龄是" + b
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// // 模板字符串
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// let str = `名字是${a}年龄是${b}`
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// console.log(str)
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// 如何获取url传值
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// params 传参的时候 不在url显示 刷新之后丢失了
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let zhi = this.$route.meta
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console.log(zhi)
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},
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tiaozhuan(){
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this.$router.push({name:"foo",params:{name:new Date().getTime(),age:10}})
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}
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}
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}
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</script>
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@ -1,51 +1,3 @@
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<template>
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<div style="display:flex">
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<div class="menu">
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<el-menu
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default-active="2"
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class="el-menu-vertical-demo menu"
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>
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<el-menu-item index="2" @click="toindex">
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<i class="el-icon-menu"></i>
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<span slot="title">首页</span>
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</el-menu-item>
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<el-menu-item index="3" @click="tobar">
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<i class="el-icon-document"></i>
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<span slot="title">bar</span>
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</el-menu-item>
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<el-menu-item index="4" @click="tofoo">
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<i class="el-icon-setting"></i>
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<span slot="title">foo</span>
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</el-menu-item>
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</el-menu>
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</div>
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<router-view></router-view>
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</div>
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<div>这是首页</div>
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</template>
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<script>
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export default {
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methods: {
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toindex(){
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this.$router.push("/index")
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},
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tobar(){
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// "/index/bar" path
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this.$router.push("/index/bar")
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},
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tofoo(){
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// { name } 才是用name跳转
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// params 使用这个方式传值 必须使用命名路由 用path跳转传不过去
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// this.$router.push({ path:"/index/foo",params:{name:"111"} })
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this.$router.push({ name:"foo",params:{name:"aaaa",age:18} })
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},
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},
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};
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</script>
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<style scoped>
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.menu{
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width:200px;
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height: 100vh;
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}
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</style>
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@ -1,3 +0,0 @@
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<template>
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<div>你没有权限访问</div>
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</template>
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