Asp.net download file program code

Asp.net download file program code

System. IO. FileInfo file = new System. IO. FileInfo (pstrFilePath );
If (file. Exists)

{

Response. Clear ();

Response. Charset = "GB2312 ";

Response. ContentEncoding = System. Text. Encoding. UTF8;

Response. AddHeader ("Content-Disposition", "attachment; filename =" + Server. UrlEncode (file. Name ));

Response. AddHeader ("Conten-Length", file. Length. ToString ());

Response. ContentType = "application/ms-excel ";

Response. WriteFile (file. FullName );

Response. End ();

}

Below is a more detailed ContentType

'Ez '=> 'application/andrew-inset ',

'Hqx' => 'application/mac-binhex40 ',

'Cpt' => 'application/mac-compactpro ',

'Doc' => 'application/msword ',

'Bin' => 'application/octet-stream ',

'Dms '=> 'application/octet-stream ',

'Lha' => 'application/octet-stream ',

'Lzh '=> 'application/octet-stream ',

'Exe '=> 'application/octet-stream ',

'Class' => 'application/octet-stream ',

'So' => 'application/octet-stream ',

'Dll '=> 'application/octet-stream ',

'Oda '=> 'application/oda ',

'Pdf '=> 'application/pdf ',

'Ai' => 'application/postscript ',

'Eps '=> 'application/postscript ',

'Ps '=> 'application/postscript ',

'Smi' => 'application/smil ',

'Smil '=> 'application/smil ',

'Mfa' => 'application/vnd. mfa ',

'Xls '=> 'application/vnd. ms-excel ',

'Ppt '=> 'application/vnd. ms-powerpoint ',

'Wbxml' => 'application/vnd. wap. wbxml ',

'Wmlc' => 'application/vnd. wap. wmlc ',

'Wmlsc '=> 'application/vnd. wap. wmlscriptc ',

'Bcpio' => 'application/x-bcpio ',

'Vcd' => 'application/x-cdlink ',

'Pgn' => 'application/x-chess-pgn ',

'Cpio' => 'application/x-cpio ',

'Csh' => 'application/x-csh ',

'Dcr '=> 'application/x-ctor ',

'Dir' => 'application/x-ctor ',
'Dxr' => 'application/x-ctor ',
'Dvi '=> 'application/x-dvi ',

'Spl' => 'application/x-futuresplash ',

'Gtar '=> 'application/x-gtar ',

'Hdf' => 'application/x-hdf ',

'Js' => 'application/x-javascript ',

'Skp' => 'application/x-koan ',

'Skd' => 'application/x-koan ',

'Skt' => 'application/x-koan ',

'Skm' => 'application/x-koan ',

'Latex '=> 'application/x-latex ',

'Nc '=> 'application/x-netcdf ',

'Cdf' => 'application/x-netcdf ',

'Sh' => 'application/x-Sh ',

'Shar '=> 'application/x-shar ',

'Swf '=> 'application/x-shockwave-flash ',

'Sit '=> 'application/x-stuffit ',

'Sv4cpio '=> 'application/x-sv4cpio ',

'Sv4crc '=> 'application/x-sv4crc ',

'Tar '=> 'application/x-tar ',

'Tcl '=> 'application/x-tcl ',

'Tex '=> 'application/x-tex ',

'Textinfo' => 'application/x-textinfo ',

'Text' => 'application/x-textinfo ',

'T' => 'application/x-troff ',

'Tr' => 'application/x-troff ',

'Roff' => 'application/x-troff ',

'Man '=> 'application/x-troff-man ',

'Me' => 'application/x-troff-me ',

'Ms' => 'application/x-troff-Ms ',

'Ustar' => 'application/x-ustar ',

'Src' => 'application/x-wais-source ',
'Xhtml '=> 'application/xhtml + xml ',
'Xht '=> 'application/xhtml + xml ',

'Zip' => 'application/zip ',

'Au '=> 'audio/basic ',

'Snd' => 'audio/basic ',

'Mid '=> 'audio/midi ',

'Midi '=> 'audio/midi ',

'Kar '=> 'audio/midi ',

'Mpga' => 'audio/mpeg ',

'Mp2' => 'audio/mpeg ',

'Mp3' => 'audio/mpeg ',

'Aif' => 'audio/x-aiff ',

'Aiff '=> 'audio/x-aiff ',

'Aifc '=> 'audio/x-aiff ',

'M3u' => 'audio/x-mpegurl ',

'Ram '=> 'audio/x-pn-realaudio ',

'Rm '=> 'audio/x-pn-realaudio ',

'Rpm '=> 'audio/x-pn-realaudio-plugin ',

'A' => 'audio/x-realaudio ',

'Wav '=> 'audio/x-wav ',

"Wmv" => 'video/x-ms-wmv ',

"Wma" => 'audio/x-ms-wma ',

'Pdb' => 'chemical/x-pdb ',

'Xyz' => 'chemical/x-xyz ',

'Bmp '=> 'image/bmp ',

'Gif' => 'image/gif ',

'Ief' => 'image/ief ',

'Jpeg '=> 'image/jpeg ',

'Jpg '=> 'image/jpeg ',

'Jpe' => 'image/jpeg ',

'Png '=> 'image/png ',

'Tiff '=> 'image/tiff ',

'Tif '=> 'image/tiff ',

'Djvu '=> 'image/vnd. djvu ',

'Djv' => 'image/vnd. djvu ',

'Wbmp '=> 'image/vnd. wap. wbmp ',
'Ras '=> 'image/x-cmu-raster ',
'Pnm '=> 'image/x-portable-anymap ',

'Pbm' => 'image/x-portable-bitmap ',

'Pgm '=> 'image/x-portable-graymap ',

'Ppm '=> 'image/x-portable-pixmap ',

'Rgb '=> 'image/x-rgb ',

'Xbm '=> 'image/x-xbitmap ',

'Xpm' => 'image/x-xpixmap ',

'Xwd '=> 'image/x-xwindowdump ',

'Gies' => 'model/iges ',

& Apos; iges & apos; = & apos; model/iges & apos ',

'Msh' => 'model/mesh ',

'Mesh '=> 'model/mesh ',

'Silo' => 'model/mesh ',

'Wrl' => 'model/jpa ',

'Jpa' => 'model/jpa ',

'Css '=> 'text/css ',

'Html' => 'text/html ',

'Htm '=> 'text/html ',

'Asc '=> 'text/plain ',

'Txt '=> 'text/plain ',

'Rtx' => 'text/richtext ',

'Rtf '=> 'text/rtf ',

'Sgml' => 'text/sgml ',

'Sgm' => 'text/sgml ',

'Tsv' => 'text/tab-separated-values ',

'Wml' => 'text/vnd. wap. wml ',

'Wmls' => 'text/vnd. wap. wmlscript ',

'Etx' => 'text/x-setext ',

'Xsl '=> 'text/xml ',

'Xml' => 'text/xml ',

'Mpeg '=> 'video/mpeg ',

'Mpg' => 'video/mpeg ',

'Mpe' => 'video/mpeg ',

'Qt '=> 'video/quicktime ',

'Mov' => 'video/quicktime ',

'Mxu' => 'video/vnd. mpegurl ',

'Av' => 'video/x-msvideo ',

'Movi' => 'video/x-sgi-movi ',

'Ice '=> 'x-conference/x-cooltalk'