vue3.0根目录新建文件vue.config.js
配置:
module.exports = { css: { loaderOptions: { sass: { prependData: `@import "@/assets/css/mixin.scss";` } } } }
注:旧版本sass 用data: `@import "@/assets/css/mixin.scss";`
新版本sass 用prependData: `@import "@/assets/css/mixin.scss";`
否则报错:options has an unknown property 'data'.