import Vue from 'vue'
import VueRouter from 'vue-router'
Vue.use(VueRouter)

import Vue from 'vue'
import Router from 'vue-router'
import User from '../pages/user'
import Home from '../pages/public/home'
import Profile from '../pages/user/profile'
import Form from '../pages/form'
import Detail from '../pages/form/form'
import File from '../pages/form/file'
import Files from '../pages/file'

Vue.use(Router)

export default new Router({
 routes: [
  { path: '/', component:Home,
   children:[
    { path: '/user', component:Profile},
    { path: '/profile', component: User},
    { path: '/form', component: Form},
    { path: '/detail', component: Detail},
    { path: '/profiles', component: Files},
    { path: '/file', component: File}
   ]
  },

  { path: '/login', component:Login},
  { path: '/404', component:Error}
 ] 
})

import router from './router'

new Vue({
 router,
 render: h => h(App),
}).$mount('#app')

<div id="app">
 <router-view></router-view>
 </div>

<HeaderSection></HeaderSection>
 <div>
  <NavList class="nav"></NavList>
  <router-view class="router"></router-view>
 </div>
<FooterSection></FooterSection>

import ElementUI from 'element-ui';

　　import 'element-ui/lib/theme-chalk/index.css';

　　Vue.use(ElementUI);

<el-menu class="sidebar-el-menu" :default-active="onRoutes" :collapse="collapse" background-color="#324157"
     text-color="#bfcbd9" active-text-color="#20a0ff" unique-opened router>
 <template v-for="item in items">
  <template v-if="item.subs">
   <el-submenu :index="item.index" :key="item.index">
    <template slot="title">
    <i :class="item.icon"></i><span slot="title">{{ item.title }}</span>
    </template>
    <template v-for="subItem in item.subs">
    <el-submenu v-if="subItem.subs" :index="subItem.index" :key="subItem.index">
     <template slot="title">{{ subItem.title }}</template>
     <el-menu-item v-for="(threeItem,i) in subItem.subs" :key="i" :index="threeItem.index">
      {{ threeItem.title }}
     </el-menu-item>
    </el-submenu>
    <el-menu-item v-else :index="subItem.index" :key="subItem.index">
     {{ subItem.title }}
    </el-menu-item>
    </template>
   </el-submenu>
  </template>
  <template v-else>
   <el-menu-item :index="item.index" :key="item.index">
    <i :class="item.icon"></i><span slot="title">{{ item.title }}</span>
   </el-menu-item>
  </template>
 </template>
</el-menu>

items: [
     {
      icon: 'el-icon-share',
      index: 'user',
      title: '系统首页'
     },
     {
      icon: 'el-icon-time',
      index: 'profile',
      title: '基础表格'
     },
     {
      icon: 'el-icon-bell',
      index: '3',
      title: '表单相关',
      subs: [
       {
        index: 'form',
        title: '基本表单'
       },
       {
        index: '3-2',
        title: '三级菜单',
        subs: [
         {
          index: 'detail',
          title: '富文本编辑器'
         },
         {
          index: 'file',
          title: 'markdown编辑器'
         },
        ]
       },
       {
        index: 'profiles',
        title: '文件上传'
       }
      ]
     },
    ]