php中的header汇总
Content-Type: xxxx/yyyy Location: xxxx:yyyy/zzzz Status: nnn xxxxxx 在新的多型标头规格 (Multipart MIME) 方可以出现二次以上。 使用范例 范例一: 本例使浏览器重定向到 PHP 的官方网站。 ?php Header(Location: http://www.php.net ;); exit; ? 范例二
Content-Type: xxxx/yyyy
Location: xxxx:yyyy/zzzz
Status: nnn xxxxxx
在新的多型标头规格 (Multipart MIME) 方可以出现二次以上。
使用范例
范例一: 本例使浏览器重定向到 PHP 的官方网站。
Header("Location: http://www.php.net";);
exit;
?>
范例二: 要使用者每次都能得到最新的资料,而不是 Proxy 或 cache 中的资料,可以使用下列的标头
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . "GMT");
header("Cache-Control: no-cache, must-revalidate");
header("Pragma: no-cache");
?>
范例三: 让使用者的浏览器出现找不到档案的信息。
header("Status: 404 Not Found");
?>
范例四:让使用者下载档案。header("Content-type: application/x-gzip");
header("Content-Disposition: attachment; filename=文件名");
header("Content-Descrīption: PHP3 Generated Data");
?>

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