在router.js路由文件中beforeEnter表示在跳转到该页面之前拦截router.beforeEach表示不管什么路由切换时都会执行该方法 import{createRouter,createWebHashHistory}from'vue-router' importHomefrom'../views/home/Home' importLoginfrom'../views/login/Login' constroutes=[{ path:'/', name:'Home', component:Home },{ path:'/login', name:'Login', compo...