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  • PHP设置http头信息

    <?PHP 
    function https($num) { 
    $http = array ( 
    100 => "HTTP/1.1 100 Continue", 
    101 => "HTTP/1.1 101 Switching Protocols", 
    200 => "HTTP/1.1 200 OK", 
    201 => "HTTP/1.1 201 Created", 
    202 => "HTTP/1.1 202 Accepted", 
    203 => "HTTP/1.1 203 Non-Authoritative Information", 
    204 => "HTTP/1.1 204 No Content", 
    205 => "HTTP/1.1 205 Reset Content", 
    206 => "HTTP/1.1 206 Partial Content", 
    300 => "HTTP/1.1 300 Multiple Choices", 
    301 => "HTTP/1.1 301 Moved Permanently", 
    302 => "HTTP/1.1 302 Found", 
    303 => "HTTP/1.1 303 See Other", 
    304 => "HTTP/1.1 304 Not Modified", 
    305 => "HTTP/1.1 305 Use Proxy", 
    307 => "HTTP/1.1 307 Temporary Redirect", 
    400 => "HTTP/1.1 400 Bad Request", 
    401 => "HTTP/1.1 401 Unauthorized", 
    402 => "HTTP/1.1 402 Payment Required", 
    403 => "HTTP/1.1 403 Forbidden", 
    404 => "HTTP/1.1 404 Not Found", 
    405 => "HTTP/1.1 405 Method Not Allowed", 
    406 => "HTTP/1.1 406 Not Acceptable", 
    407 => "HTTP/1.1 407 Proxy Authentication Required", 
    408 => "HTTP/1.1 408 Request Time-out", 
    409 => "HTTP/1.1 409 Conflict", 
    410 => "HTTP/1.1 410 Gone", 
    411 => "HTTP/1.1 411 Length Required", 
    412 => "HTTP/1.1 412 Precondition Failed", 
    413 => "HTTP/1.1 413 Request Entity Too Large", 
    414 => "HTTP/1.1 414 Request-URI Too Large", 
    415 => "HTTP/1.1 415 Unsupported Media Type", 
    416 => "HTTP/1.1 416 Requested range not satisfiable", 
    417 => "HTTP/1.1 417 Expectation Failed", 
    500 => "HTTP/1.1 500 Internal Server Error", 
    501 => "HTTP/1.1 501 Not Implemented", 
    502 => "HTTP/1.1 502 Bad Gateway", 
    503 => "HTTP/1.1 503 Service Unavailable", 
    504 => "HTTP/1.1 504 Gateway Time-out" 
    ); 
    header($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 <meta http-equiv="refresh" content="10;http://www.xxxx.com/ /> 相同)
    header('Refresh: 3; url=http://www.xxxx.com/');
    echo '10后跳转到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
    ?>
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  • 原文地址:https://www.cnblogs.com/macliu/p/5238751.html
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