vue使用nprogress加载路由进度条

1、效果图2、安装npminstall--savenprogress基本用法NProgress.start();NProgress.done();3、使用importNProgressfrom'nprogress'importin路由'nprogress/nprogress.css'router.beforeEach((to,from,next)=>{NProgress.start();next();});router.afterEach(()=>{NProgress.done();});