vue.js はユーザーのログインを制御します

import Vue from 'vue' import Router from 'vue-router' Vue.use(Router) const routes = [ { path: '/', redirect: '/login' }, { path: '/login', name: 'login', component: (resolve)=>{require(['../components/Login'],resolve)} }, { path: '/main', name: 'main', component: (resolve)=>{require(['../components/Home'],resolve)}, redirect: 'main/info', children: [{ path: 'info', meta: { id:-1 }, component: (resolve)=>{require(['../components/Main'],resolve)} } ] }, { path: '/vips', name: 'vips', component: (resolve)=>{require(['../components/Home'],resolve)}, redirect: 'vips/list', children: [{ path: 'list', meta: { id:0 }, component: (resolve)=>{require(['../components/VipsList'],resolve)} }, { path: 'detail', meta: { id:0 }, component: (resolve)=>{require(['../components/VipsDetail'],resolve)} }, { path: 'userlog', meta: { id:0 }, component: (resolve)=>{require(['../components/UserLog'],resolve)} } ] } ]; const router = new Router({ routes }); /** * to:表示目标路由 * from:表示来源路由 * next:表示执行下一步操作 */ router.beforeEach((to, from, next) => { if (to.path === '/login') { // 当路由为login时就直接下一步操作 next(); } else { // 否则就需要判断 if(sessionStorage.username){ // 如果有用户名就进行下一步操作 next() }else{ next({path: '/login'}) // 没有用户名就跳转到login页面 } } }) export default router