HealthStudentWeb/src/main.js

// 兼容 IE
// https://github.com/zloirock/core-js/blob/master/docs/2019-03-19-core-js-3-babel-and-a-look-into-the-future.md#babelpolyfill
import 'core-js/stable';
import 'regenerator-runtime/runtime';

import Vue from 'vue';
import App from './App.vue';
import router from './router';
import store from './store/index';
// 设置 js中可以访问 $cdn
import { $cdn } from '@/config';
Vue.prototype.$cdn = $cdn;
import dayjs from 'dayjs';
// 引入echarts
import * as echarts from 'echarts';
// 全局引入按需引入UI库 vant
import '@/plugins/vant';
// 引入全局样式
import '@/assets/css/index.scss';
// 移动端适配
import 'amfe-flexible';
Vue.prototype.$dayjs = dayjs;
Vue.prototype.$echarts = echarts;
Vue.prototype.$store = store;

// filters
import './filters';
Vue.config.productionTip = false;

new Vue({
  el: '#app',
  router,
  store,
  render: h => h(App)
});