php的header函数之设置content-type

1. //定义编码
2. header( 'Content-Type:text/html;charset=utf-8 ');
3. //Atom
4. header('Content-type: application/atom+xml');
5. //CSS
6. header('Content-type: text/css');
7. //Javascript
8. header('Content-type: text/javascript');
9. //JPEG Image
10. header('Content-type: image/jpeg');
11. //JSON
12. header('Content-type: application/json');
13. //PDF
14. header('Content-type: application/pdf');
15. //RSS
16. header('Content-Type: application/rss+xml; charset=ISO-8859-1');
17. //Text (Plain)
18. header('Content-type: text/plain');
19. //XML
20. header('Content-type: text/xml');
21. // ok
22. header('HTTP/1.1 200 OK');
23. //设置一个404头:
24. header('HTTP/1.1 404 Not Found');
25. //设置地址被永久的重定向
26. header('HTTP/1.1 301 Moved Permanently');
27. //转到一个新地址
28. header('Location: http://www.example.org/');
29. //文件延迟转向:
30. header('Refresh: 10; url=http://www.example.org/');
31. print 'You will be redirected in 10 seconds';
32. //当然，也可以使用html语法实现
33. // <meta http-equiv="refresh" content="10;http://www.example.org/ />
34. // override X-Powered-By: PHP:
35. header('X-Powered-By: PHP/4.4.0');
36. header('X-Powered-By: Brain/0.6b');
37. //文档语言
38. header('Content-language: en');
39. //告诉浏览器最后一次修改时间
40. $time = time() - 60; // or filemtime($fn), etc
41. header('Last-Modified: '.gmdate('D, d M Y H:i:s', $time).' GMT');
42. //告诉浏览器文档内容没有发生改变
43. header('HTTP/1.1 304 Not Modified');
44. //设置内容长度
45. header('Content-Length: 1234');
46. //设置为一个下载类型
47. header('Content-Type: application/octet-stream');
48. header('Content-Disposition: attachment; filename="example.zip"');
49. header('Content-Transfer-Encoding: binary');
50. // load the file to send:
51. readfile('example.zip');
52. // 对当前文档禁用缓存
53. header('Cache-Control: no-cache, no-store, max-age=0, must-revalidate');
54. header('Expires: Mon, 26 Jul 1997 05:00:00 GMT'); // Date in the past
55. header('Pragma: no-cache');
56. //设置内容类型:
57. header('Content-Type: text/html; charset=iso-8859-1');
58. header('Content-Type: text/html; charset=utf-8');
59. header('Content-Type: text/plain'); //纯文本格式
60. header('Content-Type: image/jpeg'); //JPG***
61. header('Content-Type: application/zip'); // ZIP文件
62. header('Content-Type: application/pdf'); // PDF文件
63. header('Content-Type: audio/mpeg'); // 音频文件
64. header('Content-Type: application/x-shockw**e-flash'); //Flash动画
65. //显示登陆对话框
66. header('HTTP/1.1 401 Unauthorized');
67. header('WWW-Authenticate: Basic realm="Top Secret"');
68. print 'Text that will be displayed if the user hits cancel or ';
69. print 'enters wrong login data';

 Content-type 的说明

 $mimetypes = array(
  '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', 

  'mif' => 'application/vnd.mif',
  '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-director',
  'dir' => 'application/x-director',
  'dxr' => 'application/x-director',
  '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',
  'texinfo' => 'application/x-texinfo',
  'texi' => 'application/x-texinfo',
  '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',
  'ra' => 'audio/x-realaudio',
  'wav' => 'audio/x-wav',
  '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',
  'igs' => 'model/iges',
  'iges' => 'model/iges',
  'msh' => 'model/mesh',
  'mesh' => 'model/mesh',
  'silo' => 'model/mesh',
  'wrl' => 'model/vrml',
  'vrml' => 'model/vrml',
  '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',
  'avi' => 'video/x-msvideo',
  'movie' => 'video/x-sgi-movie',
  'ice' => 'x-conference/x-cooltalk',
 );

The following table documents the HTTP MIME types that are available when working with Office 2007 documents:

Ext	MIME Type
.doc	application/msword
.dot	application/msword
.docx	application/vnd.openxmlformats-officedocument.wordprocessingml.document
.dotx	application/vnd.openxmlformats-officedocument.wordprocessingml.template
.docm	application/vnd.ms-word.document.macroEnabled.12
.dotm	application/vnd.ms-word.template.macroEnabled.12
.xls	application/vnd.ms-excel
.xlt	application/vnd.ms-excel
.xla	application/vnd.ms-excel
.xlsx	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
.xltx	application/vnd.openxmlformats-officedocument.spreadsheetml.template
.xlsm	application/vnd.ms-excel.sheet.macroEnabled.12
.xltm	application/vnd.ms-excel.template.macroEnabled.12
.xlam	application/vnd.ms-excel.addin.macroEnabled.12
.xlsb	application/vnd.ms-excel.sheet.binary.macroEnabled.12
.ppt	application/vnd.ms-powerpoint
.pot	application/vnd.ms-powerpoint
.pps	application/vnd.ms-powerpoint
.ppa	application/vnd.ms-powerpoint
.pptx	application/vnd.openxmlformats-officedocument.presentationml.presentation
.potx	application/vnd.openxmlformats-officedocument.presentationml.template
.ppsx	application/vnd.openxmlformats-officedocument.presentationml.slideshow
.ppam	application/vnd.ms-powerpoint.addin.macroEnabled.12
.pptm	application/vnd.ms-powerpoint.presentation.macroEnabled.12
.potm	application/vnd.ms-powerpoint.presentation.macroEnabled.12
.ppsm	application/vnd.ms-powerpoint.slideshow.macroEnabled.12