Main.vue

<template>
    <div>
      <el-container>

        <el-aside width="200px">
          <el-menu :default-openeds="['1']">
            <el-submenu index="1">
              <template slot="title"><i class="el-icon-caret-right"></i>使用者管理</template>
              <el-menu-item-group>
                <el-menu-item index="1-1">
                  <!--<router-link to="/user/profile">個人資訊</router-link>-->
                  <router-link v-bind:to="{name:'MyUserProfile',params:{id:7}}">個人資訊</router-link>
                </el-menu-item>
                <el-menu-item index="1-2">
                  <router-link to="/user/list">使用者列表</router-link>
                </el-menu-item>
                <el-menu-item index="1-3">
                  <router-link to="/goHome">回到首頁</router-link>
                </el-menu-item>
              </el-menu-item-group>
            </el-submenu>
            <el-submenu index="2">
              <template slot="title"><i class="el-icon-caret-right"></i>內容管理</template>
              <e1-menu-item-group>
                <el-menu-item index="2-1">分類管理</el-menu-item>
                <el-menu-item index="2-2">內容列表</el-menu-item>
              </e1-menu-item-group>
            </el-submenu>
            <el-submenu index="3">
              <template slot="title"><i class="el-icon-caret-right"></i>系統管理</template>
              <e1-menu-item-group>
                <el-menu-item index="3-1">使用者設定</el-menu-item>
              </e1-menu-item-group>
            </el-submenu>
          </el-menu>
        </el-aside>

        <el-container>
          <el-header style="text-align: right; font-size: 12px">
            <el-dropdown>
              <i class="el-icon-setting" style="margin-right:15px"></i>
              <el-dropdown-menu slot="dropdown">
                <el-dropdown-item>個人資訊</el-dropdown-item>
                <el-dropdown-item>退出登入</el-dropdown-item>
              </el-dropdown-menu>
            </el-dropdown>
          </el-header>

          <el-main>
            <router-view />
          </el-main>
        </el-container>

      </el-container>
    </div>
</template>

<script>
    export 
 
default {
        name: "Main"
    }
</script>


<style scoped lang="scss">
  .el-header {
    .el-header {
      backdrop-color: #B3C0D1;
      color: #333;
      line-height: 60px;
    }

    .el-aside {
      color: #333;
    }
  }
</style>

router/index.js

import Vue from 'vue'
import VueRouter from 
 
'vue-router'

import Main from '../views/Main'
import Login from '../views/Login'
import UserList from '../views/user/List'
import UserProfile from '../views/user/Profile'

Vue.use(VueRouter);

export default new VueRouter({
  routes: [
    {
      path: '/login',
      component: Login
    },
    {
      path: 
 
'/main',
      component: Main,
      children: [ //巢狀路由
        {path: '/user/list', component: UserList},
        // {path: '/user/profile/:id', name: 'MyUserProfile', component: UserProfile} //接收引數-方式1
        {path: '/user/profile/:id', name: 'MyUserProfile', component: UserProfile, props: true} //接收引數-方式2
      ]
    },
    {
      path: '/goHome',
      redirect: '/main' //重定向
    }
  ]
});

views/user/Profile.vue

<template>
  <div> <!--注意template標籤下只能有一個根節點，即通常將所有元素都放到一個div裡-->
    <h1>個人資訊</h1>
    <!--{{ $route.params.id }}--> <!--方式1-->
    {{id}} <!--方式2-2-->
  </div>
</template>

<script>
    export default {
        name: "Profile",
        props: ['id'] //方式2-1
    }
</script>

<style scoped>

</style>