PHP 常用的header頭部定義
<?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'); //設置地址被永久的重定向 301
header('Location:
內容類型
header('Content-Type: text/html; charset=utf-8'); //網頁編碼
header('Content-Type: text/plain'); //純文本格式
header('Content-Type: image/jpeg'); //JPG、JPEG
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: text/css'); //css文件
header('Content-type: text/javascript'); //js文件
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
#
聲明一個下載的文件
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');
#
顯示一個需要驗證的登陸對話框
header('HTTP/1.1 401 Unauthorized');
header('WWW-Authenticate: Basic realm="Top Secret"');
#
聲明一個需要下載的xls文件
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');
#
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