iview框架，npm run dev報錯：error in ./src/index.less

使用iview框架，npm run dev報錯：

 error  in ./src/index.less  Module build failed (from ./node_modules/less-loader/dist/cjs.js):

解決方式：vue.config.js文件添加以下代碼

module.exports = { css: { loaderOptions: { less: { javascriptEnabled: true, } } },}