PHP 常用header头部定义汇总
1 <?php 2 header('HTTP/1.1 200 OK'); // ok 正常访问 3 header('HTTP/1.1 404 Not Found'); //通知浏览器 页面不存在 4 header('HTTP/1.1 301 Moved Permanently'); //设置地址被永久的重定向 301 5 header('Location: http://www.ithhc.cn/'); //跳转到一个新的地址 6 header('Refresh: 10; url=http://www.ithhc.cn/'); //延迟转向 也就是隔几秒跳转 7 header('X-Powered-By: PHP/6.0.0'); //修改 X-Powered-By信息 8 header('Content-language: en'); //文档语言 9 header('Content-Length: 1234'); //设置内容长度 10 header('Last-Modified: '.gmdate('D, d M Y H:i:s', $time).' GMT'); //告诉浏览器最后一次修改时间 11 header('HTTP/1.1 304 Not Modified'); //告诉浏览器文档内容没有发生改变 12 13 ###内容类型### 14 header('Content-Type: text/html; charset=utf-8'); //网页编码 15 header('Content-Type: text/plain'); //纯文本格式 16 header('Content-Type: image/jpeg'); //JPG、JPEG 17 header('Content-Type: application/zip'); // ZIP文件 18 header('Content-Type: application/pdf'); // PDF文件 19 header('Content-Type: audio/mpeg'); // 音频文件 20 header('Content-type: text/css'); //css文件 21 header('Content-type: text/javascript'); //js文件 22 header('Content-type: application/json'); //json 23 header('Content-type: application/pdf'); //pdf 24 header('Content-type: text/xml'); //xml 25 header('Content-Type: application/x-shockw**e-flash'); //Flash动画 26 27 ###### 28 29 ###声明一个下载的文件### 30 header('Content-Type: application/octet-stream'); 31 header('Content-Disposition: attachment; filename="ITblog.zip"'); 32 header('Content-Transfer-Encoding: binary'); 33 readfile('test.zip'); 34 ###### 35 36 ###对当前文档禁用缓存### 37 header('Cache-Control: no-cache, no-store, max-age=0, must-revalidate'); 38 header('Expires: Mon, 26 Jul 1997 05:00:00 GMT'); 39 ###### 40 41 ###显示一个需要验证的登陆对话框### 42 header('HTTP/1.1 401 Unauthorized'); 43 header('WWW-Authenticate: Basic realm="Top Secret"'); 44 ###### 45 46 47 ###声明一个需要下载的xls文件### 48 header('Content-Disposition: attachment; filename=ithhc.xlsx'); 49 header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'); 50 header('Content-Length: '.filesize('./test.xls')); 51 header('Content-Transfer-Encoding: binary'); 52 header('Cache-Control: must-revalidate'); 53 header('Pragma: public'); 54 readfile('./test.xls'); 55 ######