asp.Netファイルダウンロード実装コード

 
  
/// 
 
  
///      
  
/// 
 
  
///     
  
///      
  
/// Response 
  
public static void savefile(string savename,string FullFileName,System.Web.HttpResponse Response) 
  
{ 
  
try 
  
{ 
  
FileInfo DownloadFile = new FileInfo(FullFileName); 
  
if (DownloadFile.Exists) 
  
{ 
  
Response.Clear(); 
  
Response.ClearHeaders(); 
  
Response.Buffer = false; 
  
Response.ContentType = "application/octet-stream"; 
  
Response.AppendHeader("Content-Disposition", "attachment;filename="+ System.Web.HttpUtility.UrlEncode(savename,System.Text.Encoding.UTF8)); 
  
Response.AppendHeader("Content-Length", DownloadFile.Length.ToString()); 
  
Response.WriteFile(DownloadFile.FullName); 
  
Response.Flush(); 
  
Response.End(); 
  
} 
  
else 
  
{ 
  
//      
  
} 
  
} 
  
catch 
  
{ 
  
//      
  
} 
  
}