<?php
header('HTTP/1.1 200 OK');  // ok 正常訪問
header('HTTP/1.1 404 Not Found'); //通知瀏覽器 頁面不存在
header('HTTP/1.1 301 Moved Permanently'); //設定地址被永久的重定向 301
header('Location: http://www.ithhc.cn/'); //跳轉到一個新的地址
header('Refresh: 10; url=http://www.ithhc.cn/'); //延遲轉向 也就是隔幾秒跳轉
header('X-Powered-By: PHP/6.0.0'); //修改 X-Powered-By資訊
header('Content-language: en'
 
); //文件語言
header('Content-Length: 1234'); //設定內容長度
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $time).' GMT'); //告訴瀏覽器最後一次修改時間
header('HTTP/1.1 304 Not Modified'); //告訴瀏覽器文件內容沒有發生改變

###內容型別###
header('Content-Type: text/html; charset=utf-8'); //網頁編碼
header('Content-Type: text/plain'); //純文字格式
header('Content-Type: image/jpeg'
 
); //JPG、JPEG 
header('Content-Type: application/zip'); // ZIP檔案
header('Content-Type: application/pdf'); // PDF檔案
header('Content-Type: audio/mpeg'); // 音訊檔案 
header('Content-type: text/css'); //css檔案
header('Content-type: text/javascript'); //js檔案
header('Content-type: application/json');  //json
header('Content-type: application/pdf'
 
); //pdf
header('Content-type: text/xml');  //xml
header('Content-Type: application/x-shockw**e-flash'); //Flash動畫

######

###宣告一個下載的檔案###
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename="ITblog.zip"');
header('Content-Transfer-Encoding: binary');
readfile('test.zip');
######

###對當前文件禁用快取###
header('Cache-Control: no-cache, no-store, max-age=0, must-revalidate');
header('Expires: Mon, 26 Jul 1997 05:00:00 GMT');
######

###顯示一個需要驗證的登陸對話方塊### 
header('HTTP/1.1 401 Unauthorized'); 
header('WWW-Authenticate: Basic realm="Top Secret"'); 
######


###宣告一個需要下載的xls檔案###
header('Content-Disposition: attachment; filename=ithhc.xlsx');
header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
header('Content-Length: '.filesize('./test.xls')); 
header('Content-Transfer-Encoding: binary'); 
header('Cache-Control: must-revalidate'); 
header('Pragma: public'); 
readfile('./test.xls'); 
######


?>