1.简单的允许某mime类型下载
Startup.cs文件中Configure()添加
app.UseStaticFiles(new StaticFileOptions { ??????????????ContentTypeProvider=new FileExtensionContentTypeProvider(new Dictionary<string, string> { ??????????????????{ ??????????????????????".apk","application/vnd.android.package-archive" ??????????????????}, ??????????????????{ ?????????????????????//其它它类型 ??????????????????} ??????????????}) ???????????});
asp.net core的文件下载
原文地址：http://www.cnblogs.com/kuiyu/p/7605102.html