// 下载文件能正常显示中文 response.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode(attachment.getAttachmentName(), "UTF-8")); response.setCharacterEncoding("UTF-8");
var fileName = decodeURI(disposition.split(";")[1].split("filename=")[1]);
原文：https://www.cnblogs.com/yscec/p/14773047.html