php实现301

$the_host = $_SERVER['HTTP_HOST'];//取得当前域名
$request_uri = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '';//判断地址后面是否有参数

header('HTTP/1.1 301 Moved Permanently');//发出301头部
header('Location: http://www.fkblog.org'.$request_uri);//跳转到目标