Grab URL Parameters - PHP code snippt

Grab URL Parameters

<?php
$url = 'http://www.IrfanAnsari.com/embedviz?q=select+col9+from+1c16ZytvOGsazT5r4borWzDSKmRy1dyeCqzOHdnWb&viz=MAP&h=false&lat=28.098107336734692&lng=68.93999515039059&t=1&z=6&l=col9&y=2&tmplt=2&hml=GEOCODABLE';
 

function grab_url($url) {
  if(!empty($url)) {
    $urllist=parse_url($url);
    if(is_array($urllist) && isset($urllist["query"])) {
      $keyvalue_list=explode("&",($urllist["query"]));
      $keyvalue_result=array();
      foreach($keyvalue_list as $key=>$value) {
        $keyvalue=explode("=",$value);
        if(count($keyvalue)==2) 
          $keyvalue_result[$keyvalue[0]]=$keyvalue[1];
      }
    }
  }
  return $keyvalue_result;
}
var_dump( grab_url($url) );
?>