change

src/router.js

@@ -36,23 +36,6 @@ export default new Router({
         name: '培训科目'
       }, ]
     },
-    {
-      path: '/online',
-      name: '在线培训',
-      icon: 'el-icon-menu',
-      component: () => import('./views/Home.vue'),
-      show: 1,
-      isLeaf: 0,
-      children: [{
-        path: '/test',
-        component: () => import('./views/online/Test.vue'),
-        name: '试卷管理'
-      }, {
-        path: '/video',
-        component: () => import('./views/online/Video.vue'),
-        name: '视频管理'
-      }, ]
-    },
     // {
     //   path: '/content',
     //   name: '内容管理',

src/views/Home.vue

@@ -27,7 +27,7 @@
                 <i class="el-icon-menu"></i>
                 <span slot="title">{{item.name}}</span>
               </el-menu-item>
-              <el-submenu v-if='item.show&&!item.isLeaf' :index="item.path"  :key='index'>
+              <el-submenu v-if='item.show&&!item.isLeaf' :index="'index_'+index"  :key='index'>
                 <template slot="title">
                   <i class="el-icon-location"></i>
                   <span>{{item.name}}</span>