Download files in c#

This code shows how to download files of any type from applciation

private void DownloadFile( string fname)

{

try

{

string path = MapPath( fname );

string name = System.IO.Path.GetFileName( path );

string ext = System.IO.Path.GetExtension( path );

string type = "";

// set known types based on file extension

if ( ext != null )

{

switch( ext.ToLower() )

{

case ".htm":

case ".html":

type = "text/HTML";

break;

case ".txt":

type = "text/plain";

break;

case ".doc":

case ".rtf":

type = "Application/msword";

break;

case ".xml":

type = "Application/xml";

break;

case ".zip":

type = "application/zip";

break;

}

}

Response.AppendHeader( "content-disposition","attachment; filename=" + name );

if ( type != "" )

Response.ContentType = type;

Response.WriteFile( path );

}

catch(Exception ex)

{

new PowerXEditor.BL.CommonUtility().RegisterError(ex);

}

Response.End();

}