vue-cli 4 使用scss

npm install node-sass -D
npm install sass-loader -D

npm i style-resources-loader -D
npm i vue-cli-plugin-style-resources-loader -D

const path = require(‘path‘);
module.exports = {
    pluginOptions: {
        ‘style-resources-loader‘: {
            preProcessor: ‘scss‘,
            patterns: [
                path.resolve(__dirname, ‘./src/styles/variables.scss‘)
            ]
        }
    }
}

npm run dev