解决：
安装 npm install --save babel-polyfill
main.js里引入
import ‘babel-polyfill‘
首页添加
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
config中的webpack.base.conf.js修改如下配置entry:{
app:[‘babel-polyfill‘,‘./src/main.js‘]
}原文：https://www.cnblogs.com/-yong/p/12523685.html