import { createRouter, createWebHistory } from 'vue-router' import HomeView from '../views/HomeView.vue' const router = createRouter({ history: createWebHistory(import.meta.env.BASE_URL), routes: [ { path: '/', name: 'home', component: HomeView, meta: { title: 'SN管理' } } ] }) router.beforeEach((to,from,next)=>{//beforeEach是router的钩子函数,在进入路由前执行 if(to.meta.title){//判断是否有标题 document.title = to.meta.title } next() //执行进入路由,如果不写就不会进入目标页 }) export default router