快速解决vue cli在ie9+中无效的问题

1、ie9+报错vuex requires a Promise polyfill in this browser. 解决如下: npm install –save-dev babel-polyfill 或者 cnpm install babel-polyfill -D 修改 webpack.base.conf.js 将: entry: { app: './src/main.js' } 改为: entry: { 'babel-polyfill': 'babel-polyfill', app: './src/main.js' }