vue顶部加载条

import router from ‘./router’

import NProgress from ‘nprogress’ // Progress 进度条

import ‘nprogress/nprogress.css’// Progress 进度条样式

router.beforeEach((to, from, next) => {

NProgress.start()

next()

})

router.afterEach(() => {

NProgress.done() // 结束Progress

})