开启pathauto模块后，如何得到路径参数,例如以下路径：

​​​ http://domain.com/projects/project ​​

$path = drupal_get_path_alias($_GET["q"]); //get URL alias
   
 $path = explode("/", $path); //break path into an array
   
 if ($path[0] == "projects" & $path[1] != "")
   
 {
   
  
    
   return $path[1];
   
 }