您可以只指定通用八位字节流MIME类型：
public FileResult Download(){ byte[] fileBytes = System.IO.File.ReadAllBytes(@"c:foldermyfile.ext"); string fileName = "myfile.ext"; return File(fileBytes, System.Net.Mime.MediaTypeNames.Application.Octet, fileName);}
您可以只指定通用八位字节流MIME类型：
public FileResult Download(){ byte[] fileBytes = System.IO.File.ReadAllBytes(@"c:foldermyfile.ext"); string fileName = "myfile.ext"; return File(fileBytes, System.Net.Mime.MediaTypeNames.Application.Octet, fileName);}名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
