php 将url字符串参数变为数组

---

function convertUrlQuery($url){
    $query  = parse_url($url);
    $params = array();
    if(!empty($query['query'])){
      $queryParts = explode('&', $query['query']);    
      foreach ($queryParts as $param) {
          $item = explode('=', $param);
          $params[$item[0]] = $item[1];
      }
    }
    return $params;
}
//$url = "http://www.cctv.com/admins/?lover=admins";
//$p = convertUrlQuery($url);
//echo $p["lover"]; //admins