Summary of common methods of PHP header function

//Define the encoding

Copy the codeThe code is as follows:

header( 'Content-Type:text/html;charset=utf-8 ');

//Atom

Copy the codeThe code is as follows:

header('Content-type: application/atom+xml');

//CSS

Copy the codeThe code is as follows:

header('Content-type: text/css');

//Javascript

Copy the codeThe code is as follows:

header('Content-type: text/javascript');

//JPEG Image

Copy the codeThe code is as follows:

header('Content-type: image/jpeg');

//JSON

Copy the codeThe code is as follows:

header('Content-type: application/json');

//PDF

Copy the codeThe code is as follows:

header('Content-type: application/pdf');

//RSS

Copy the codeThe code is as follows:

header('Content-Type: application/rss+xml; charset=ISO-8859-1');

//Text (Plain)

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header('Content-type: text/plain');

//XML

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header('Content-type: text/xml');

// ok

Copy the codeThe code is as follows:

header('HTTP/1.1 200 OK');

//Set a 404 header:

Copy the codeThe code is as follows:

header('HTTP/1.1 404 Not Found');

//Set the address to be permanently redirected

Copy the codeThe code is as follows:

header('HTTP/1.1 301 Moved Permanently');

//Go to a new address

Copy the codeThe code is as follows:

header('Location: /');

// File delayed turn:

Copy the codeThe code is as follows:

header('Refresh: 10; url=/');
print 'You will be redirected in 10 seconds';
//Of course, it can also be implemented using html syntax
// <meta http-equiv="refresh" content="10;/ />

// override X-Powered-By: PHP:

Copy the codeThe code is as follows:

header('X-Powered-By: PHP/4.4.0');
header('X-Powered-By: Brain/0.6b');

//Document language

Copy the codeThe code is as follows:

header('Content-language: en');

//Tell the browser the last time it was modified

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$time = time() - 60; // or filemtime($fn), etc
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $time).' GMT');

//Tell the browser that the document content has not changed

Copy the codeThe code is as follows:

header('HTTP/1.1 304 Not Modified');

//Set content length

Copy the codeThe code is as follows:

header('Content-Length: 1234');

//Set as a download type

Copy the codeThe code is as follows:

header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename=""');
header('Content-Transfer-Encoding: binary');
// load the file to send:
readfile('');

// Disable cache for the current document

Copy the codeThe code is as follows:

header('Cache-Control: no-cache, no-store, max-age=0, must-revalidate');
header('Expires: Mon, 26 Jul 1997 05:00:00 GMT'); // Date in the past
header('Pragma: no-cache');

//Set content type:

Copy the codeThe code is as follows:

header('Content-Type: text/html; charset=iso-8859-1');
header('Content-Type: text/html; charset=utf-8');
header('Content-Type: text/plain'); //plain text format
header('Content-Type: image/jpeg'); //JPG***
header('Content-Type: application/zip'); // ZIP file
header('Content-Type: application/pdf'); // PDF file
header('Content-Type: audio/mpeg'); // Audio file
header('Content-Type: application/x-shockw**e-flash'); //Flash animation

//Show the login dialog box

Copy the codeThe code is as follows:

header('HTTP/1.1 401 Unauthorized');
header('WWW-Authenticate: Basic realm="Top Secret"');
print 'Text that will be displayed if the user hits cancel or ';
print 'enters wrong login data';