ruiRoad_pro_v1.0/view/admin/babel.config.js

module.exports = {
    presets: [
        ['@vue/app',{
            useBuiltIns: 'entry'
        }]
    ],
    "plugins": [
        [
            "component",
            {
                "libraryName": "element-ui",
                "styleLibraryName": "theme-chalk"
            }
        ]
    ]
}