二级路由 {path:"/mine", component: ()=>import("../views/Mine"), children: [ {path:"", component: ()=>import("../views/Default")}, {path:"info", component: ()=>import("../views/Info")}, {path:"order", component: ()=>import("../views/Order")} ]}
二、
this.$router.go(val) => 在history记录中前进或者后退val步,当val为0时刷新当前页面。 this.$router.push(path) => 在history栈中添加一条新的记录。