vue.config.js文件配置：
const path = require(‘path‘);
function resolve (dir) {
return path.join(__dirname, dir)
}
module.exports = {
chainWebpack: config => {
config.resolve.alias
.set(‘@‘, resolve(‘src‘))
.set(‘vue$‘,‘vue/dist/vue.esm.js‘)// vue完整版
}
}
原文：https://www.cnblogs.com/mengfangui/p/12574387.html