http頭狀態信息及php header設置詳述
// ok |
header( 'HTTP/1.1 200 OK' ); |
|
//設置一個404頭: |
header( 'HTTP/1.1 404 Not Found' ); |
|
//設置地址被永久的重定向 |
header( 'HTTP/1.1 301 Moved Permanently' ); |
|
//轉到一個新地址 |
header( 'Location: http://www.example.org/' ); |
|
//文件延遲轉向: |
header( 'Refresh: 10; url=http://www.example.org/' ); |
print 'You will be redirected in 10 seconds' ; |
|
//當然,也可以使用html語法實現 |
// |
|
// override X-Powered-By: PHP: |
header( 'X-Powered-By: PHP/4.4.0' ); |
header( 'X-Powered-By: Brain/0.6b' ); |
|
//文檔語言 |
header( 'Content-language: en' ); |
|
//告訴瀏覽器最後一次修改時間 |
$time = time() - 60; // or filemtime($fn), etc |
header( 'Last-Modified: ' . gmdate ( 'D, d M Y H:i:s' , $time ). ' GMT' ); |
|
//告訴瀏覽器文檔內容沒有發生改變 |
header( 'HTTP/1.1 304 Not Modified' ); |
|
//設置內容長度 |
header( 'Content-Length: 1234' ); |
|
//設置為一個下載類型 |
header( 'Content-Type: application/octet-stream' ); |
header( 'Content-Transfer-Encoding: binary' ); |
// load the file to send: |
readfile( 'example.zip' ); |
|
// 對當前文檔禁用緩存 |
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' ); |
|
//設置內容類型: |
header( 'Content-Type: text/html; charset=iso-8859-1' ); |
header( 'Content-Type: text/html; charset=utf-8' ); |
header( 'Content-Type: text/plain' ); //純文本格式 |
header( 'Content-Type: image/jpeg' ); //JPG圖片 |
header( 'Content-Type: application/zip' ); // ZIP文件 |
header( 'Content-Type: application/pdf' ); // PDF文件 |
header( 'Content-Type: audio/mpeg' ); // 音頻文件 |
header( 'Content-Type: application/x-shockwave-flash' ); //Flash動畫 |
|
//顯示登陸對話框 |
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' ; |
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