{ path: '/enterprise/list', component: EnterpriseList, name: '企业列表', menuShow: true }

this.defaultActiveIndex = url;

}

}

var nav_type = "";

<el-menu :default-active="defaultActiveIndex" mode="horizontal" @select="handleSelect" :router="true">

path: '/enterpriseManager',

this.fetchData()

nav_type = routers[i].type;

'$route': 'fetchData'

for(var k=0; k<grand_children.length; k++){

name: '我的设置',

{ path: '/enterprise/add', component: EnterpriseAdd, name: '企业添加', menuShow: true }

path: '/enterpriseList',

<el-menu-item index="/">工作台</el-menu-item>

menuShow: true,

name: 'home',

menuShow: true,

this.defaultActiveIndex = index;

]

{

for(var j=0; j<children.length; j++){

var grand_children = children[j].children;

},

menuShow: true,

var that = this;

fetchData () {

{ path: '/dashboard', component: Dashboard, name: '首页', menuShow: true }

{

]

<el-menu-item index="/enterpriseManager">企业管理</el-menu-item>

}

component: EnterpriseNav,

component: Home,

iconCls: 'el-icon-menu',

component: HomeNav,

// 组件创建完后获取数据，

},

},

that.$forceUpdate();

data () {

export default {

children: [

children: [

this.defaultActiveIndex = "/";

</script>  

}

}

if(children){

name: 'dashboard',

path: '/dashboard',

}

{ path: '/enterprise/validate', component: EnterpriseValidate, name: '企业认证', menuShow: true }

]

children: [

if(nav_type == "home"){

iconCls: 'el-icon-menu',

methods: {

原理：每次刷新都会重新实例化Vue，也就是会调用created方法。

场景描述：在页面中存在顶部导航和左侧导航，左侧导航和右侧内容区使用了命名视图实现，点击左侧导航的链接时，右侧内容区相应显示不同组件内容。问题：在当前链接手动刷新浏览器（例如：浏览器地址为/enterprise/list），顶部导航激活项还原到初始状态（这里默认是“工作台”项）。

},

var children = routers[i].children;

leaf: true, // 只有一个节点

{

},

menuShow: true,

{

return {

watch: {

handleSelect(index){

setTimeout(bidOrderInit, 200);