//导入import NProgress from ‘nprogress‘import ‘nprogress/nprogress.css‘
router.beforeEach((to, from, next) => { NProgress.start() next()})
router.afterEach(() => { NProgress.done()})
页面添加过度效果 使用nprogress
原文：https://www.cnblogs.com/cs122/p/12564542.html
