php header函數的常用http頭設定

 　　這篇文章主要介紹了php header函數的常用http頭設定,本文直接給出代碼執行個體,代碼中包含詳細注釋,需要的朋友可以參考下

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//ok header(‘HTTP/1.1 200 OK'); //設定一個404頭: header(‘HTTP/1.1 404 Not Found'); //設定地址被永久的重新導向 header(‘HTTP/1.1 301 Moved Permanently'); //轉到一個新地址 header(‘Location: http://www.example.org/‘); //檔案延遲轉向: header(‘Refresh: 10; url=http://www.example.org/‘); print ‘You will be redirected in 10 seconds'; //當然，也可以使用html文法實現 // <meta http-equiv=”refresh” content=”10;http://www.example.org/ /> // 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'); //設定內容長度 header(‘Content-Length: 1234′); //設定為一個下載類型 header(‘Content-Type: application/octet-stream'); header(‘Content-Disposition: attachment; filename=”example.zip”‘); header(‘Content-Transfer-Encoding: binary'); // load the file to send: readfile(‘example.zip'); // 對當前文檔禁用緩衝 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'); //設定內容類型: header(‘Content-Type: text/html; charset=iso-8859-1′); header(‘Content-Type: text/html; charset=utf-8′); header(‘Content-Type: text/plain'); //純文字格式 header(‘Content-Type: image/jpeg'); //JPG*** header(‘Content-Type: application/zip'); // ZIP檔案 header(‘Content-Type: application/pdf'); // PDF檔案 header(‘Content-Type: audio/mpeg'); // 音頻檔案 header(‘Content-Type: application/x-shockw**e-flash'); //Flash動畫 //顯示登陸對話方塊 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';