这是我的代码,我试着按照下载文件的功能,但它无法正常工作。它不显示保存文件对话框。
protected virtual FileResult Download(string FileName, string FilePath)
{
Response.AppendHeader("Content-Length", FileName.Length.ToString());
return File(FilePath, "application/exe", FileName);
}
并尝试了这种方式:
protected virtual ActionResult Download(string FileName, string FilePath)
{
Response.Clear();
Response.AppendHeader("Content-Disposition", "attachment; filename=" + FileName);
Response.AppendHeader("Content-Length", FileName.Length.ToString());
Response.ContentType = "application//x-unknown";
Response.WriteFile(FilePath.Replace("\\", "/"));
Response.Flush();
Response.End();
}
但两者都不起作用。我错过了什么?
答案 0 :(得分:4)
我不知道主要区别,但是对于任何文件,以下代码对我来说都很好。可能是因为@Garath建议的ContentType。
var fileInfo = new System.IO.FileInfo(oFullPath);
Response.ContentType = "application/octet-stream";
Response.AddHeader("Content-Disposition", String.Format("attachment;filename=\"{0}\"", yourfilename));
Response.AddHeader("Content-Length", fileInfo.Length.ToString());
Response.WriteFile(oFullPath);
Response.End();
答案 1 :(得分:2)
exe文件的正确mimitype是application/octet-stream
而非application/exe
或application//x-unknown
- check MSDN
您可以在此处查看更多定义:Get MIME type from filename extension