vue中使用sass及解决sass-loader版本过高导致的编译错误问题

npm i node-sass sass-loader style-loader -D

<style scoped lang="scss">
</style>

npm uninstall sass-loader  //卸载
npm install sass-loader@7.3.0  //安装指定版本

npm install sass-loader@7.3.1 --save-dev
npm install --save-dev node-sass

{
  test: /\.sass$/,
  loaders: ['style', 'css', 'sass']
}

<style lang="scss">