npm安装后编译报错

[azhu949]

error in ./node_modules/jspdf-pro/dist/index.js

Module parse failed: Unexpected token (323:99) You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders | @returns boolean | /

const checkClass = (el, check) => el.classList ? [...el.classList.values()].findIndex((v) => check?.(v)) > -1 : false; | | /**

[asdw741111]

应该是你配置的webpack不识别ES6的链式可选操作符，可以参考文章https://blog.csdn.net/qq_41538952/article/details/130176889 处理下