trim(); where do I use it in CCS search grid???

//CCCollectionToString @0-883F2B49  
function CCCollectionToString($ParametersCollection, $RemoveParameters)  
{  
  $Result = "";   
  if(is_array($ParametersCollection))  
  {  
    reset($ParametersCollection);  
    foreach($ParametersCollection as $ItemName => $ItemValues)  
    {  
      $Remove = false;  
      if(is_array($RemoveParameters))  
      {  
        for($I = 0; $I < sizeof($RemoveParameters); $I++)  
        {  
          if($RemoveParameters[$I] == $ItemName)  
          {  
            $Remove = true;  
            break;  
          }  
        }  
      }  
      if(!$Remove)  
      {  
        if(is_array($ItemValues))  
          for($J = 0; $J < sizeof($ItemValues); $J++)  
            $Result .= "&" . $ItemName . "[]=" . urlencode(CCStrip(trim($ItemValues[$J])));  
        else  
           $Result .= "&" . $ItemName . "=" . urlencode(CCStrip(trim($ItemValues)));  
      }  
    }  
  }  
  
  if(strlen($Result) > 0)  
    $Result = substr($Result, 1);  
  return $Result;  
}  
//End CCCollectionToString