"HTTP/1.1 100 Continue", 101 => "HTTP/1.1 101 Switching Protocols", 200 => "HTTP/1.1 200 OK", 201 => "HTTP/1.1 201 Created", 202 => "HTTP/1.1 202 Accepted", 203 => "HTTP/1.1 203 Non-Authoritative Information", 204 => "HTTP/1.1 204 No Content", 205 => "HTTP/1.1 205 Reset Content", 206 => "HTTP/1.1 206 Partial Content", 300 => "HTTP/1.1 300 Multiple Choices", 301 => "HTTP/1.1 301 Moved Permanently", 302 => "HTTP/1.1 302 Found", 303 => "HTTP/1.1 303 See Other", 304 => "HTTP/1.1 304 Not Modified", 305 => "HTTP/1.1 305 Use Proxy", 307 => "HTTP/1.1 307 Temporary Redirect", 400 => "HTTP/1.1 400 Bad Request", 401 => "HTTP/1.1 401 Unauthorized", 402 => "HTTP/1.1 402 Payment required", 403 => "HTTP/1.1 403 Forbidden", 404 => "HTTP/1.1 404 Not Found", 405 => "HTTP/1.1 405 Method Not Allowed", 406 => "HTTP/1.1 406 Not Acceptable", 407 => "HTTP/1.1 407 Proxy Authentication required", 408 => "HTTP/1.1 408 Request Time-out", 409 => "HTTP/1.1 409 Conflict", 410 => "HTTP/1.1 410 Gone", 411 => "HTTP/1.1 411 Length required", 412 => "HTTP/1.1 412 Precondition Failed", 413 => "HTTP/1.1 413 Request Entity Too Large", 414 => "HTTP/1.1 414 Request-URI Too Large", 415 => "HTTP/1.1 415 Unsupported Media Type", 416 => "HTTP/1.1 416 Requested range not satisfiable", 417 => "HTTP/1.1 417 Expectation Failed", 500 => "HTTP/1.1 500 Internal Server Error", 501 => "HTTP/1.1 501 Not Implemented", 502 => "HTTP/1.1 502 Bad Gateway", 503 => "HTTP/1.1 503 Service Unavailable", 504 => "HTTP/1.1 504 Gateway Time-out" ); header($http[$num]); };

//200 正常状态 header('HTTP/1.1 200 OK');

// 301 永久重定向，记得在后面要加重定向地址 Location:$url header('HTTP/1.1 301 Moved Permanently');

// 重定向，其实就是302 暂时重定向 header('Location: http://www.xxxx.com/');

// 设置页面304 没有修改 header('HTTP/1.1 304 Not Modified');

// 显示登录框， header('HTTP/1.1 401 Unauthorized'); header('WWW-Authenticate: Basic realm="登录信息"'); echo '显示的信息！';

// 403 禁止访问 header('HTTP/1.1 403 Forbidden');

// 404 错误 header('HTTP/1.1 404 Not Found');

// 500 服务器错误 header('HTTP/1.1 500 Internal Server Error');

// 3秒后重定向指定地址(也就是刷新到新页面与 跳转到http://www.xxxx.com';

// 重写 X-Powered-By 值 header('X-Powered-By: PHP/5.3.0'); header('X-Powered-By: Brain/0.6b');

//设置上下文语言 header('Content-language: en');

// 设置页面最后修改时间（多用于防缓存） $time = time() - 60; //建议使用filetime函数来设置页面缓存时间 header('Last-Modified: '.gmdate('D,d M Y H:i:s',$time).' GMT');

// 设置内容长度 header('Content-Length: 39344');

// 设置头文件类型，可以用于流文件或者文件下载 header('Content-Type: application/octet-stream'); header('Content-Disposition: attachment; filename="example.zip"'); header('Content-Transfer-Encoding: binary'); readfile('example.zip');//读取文件到客户端

//禁用页面缓存 header('Cache-Control: no-cache,no-store,max-age=0,must-revalidate'); header('Expires: Mon,26 Jul 1997 05:00:00 GMT'); header('Pragma: no-cache');

//设置页面头信息 header('Content-Type: text/html; charset=iso-8859-1'); header('Content-Type: text/html; charset=utf-8'); header('Content-Type: text/plain'); header('Content-Type: image/jpeg'); header('Content-Type: application/zip'); header('Content-Type: application/pdf'); header('Content-Type: audio/mpeg'); header('Content-Type: application/x-shockwave-flash'); //.... 至于Content-Type 的值 可以去查查 w3c 的文档库，那里很丰富 ?>