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PHP使用header函数设置HTTP头的示例方法

分类:PHP编程  作者:rming  时间:2014-03-24

PHP使用header函数设置HTTP头的示例方法

//定义编码
header( Content-Type:text/html;charset=utf-8 );
//Atom
header( Content-type: application/atom+xml );
//CSS
header( Content-type: text/css );
//Javascript
header( Content-type: text/javascript );
//JPEG Image
header( Content-type: image/jpeg );
//JSON
header( Content-type: application/json );
//PDF
header( Content-type: application/pdf );
//RSS
header( Content-Type: application/rss+xml; charset=ISO-8859-1 );
//Text (Plain)
header( Content-type: text/plain );
//XML
header( Content-type: text/xml );
// ok
header( HTTP/1.1 200 OK );
//设置一个404头:
header( HTTP/1.1 404 Not Found );
//设置地址被永久的重定向
header( HTTP/1.1 301 Moved Permanently );
//转到一个新地址
header( Location: http://www.example.org/ );
//文件延迟转向:
header( Refresh: 10; url=http://www.example.org/ );
print You will be redirected in 10 seconds ;
//当然,也可以使用html语法实现
// <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 );
//文档语言
header( Content-language: en );
//告诉浏览器最后一次修改时间
$time = time() - 60; // or filemtime($fn), etc
header( Last-Modified: .gmdate( D, d M Y H:i:s , $time). GMT );
//告诉浏览器文档内容没有发生改变
header( HTTP/1.1 304 Not Modified );
//设置内容长度
header( Content-Length: 1234 );
//设置为一个下载类型
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 );
// 对当前文档禁用缓存
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 );
//设置内容类型:
header( Content-Type: text/html; charset=iso-8859-1 );
header( Content-Type: text/html; charset=utf-8 );
header( Content-Type: text/plain ); //纯文本格式
header( Content-Type: image/jpeg ); //JPG***
header( Content-Type: application/zip ); // ZIP文件
header( Content-Type: application/pdf ); // PDF文件
header( Content-Type: audio/mpeg ); // 音频文件
header( Content-Type: application/x-shockw**e-flash ); //Flash动画
//显示登陆对话框
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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