php 带参数屏蔽

$id = $_GET['id'];
if ($id == 4775) {
  header("HTTP/1.0 405 Method Not Allowed"); 
exit();
}

<?php 
  $params = $_SERVER["QUERY_STRING"];
if (empty($params)) {
   
}else
{
  header("HTTP/1.0 405 Method Not Allowed"); 
exit();
}

 ?>