php 301

php    $the_host = $_SERVER['HTTP_HOST']; $request_uri = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : ''; if($the_host !== 'www.jbxue.com') {     //echo $_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'];header('HTTP/1.1 301 Moved Permanently');    header('Location: http://www.jbxue.com' . $_SERVER['PHP_SELF']  . $request_uri); }?>