Example #1
0
 /**
  * @param Varien_Object $row
  * @return int|string
  */
 public function render(Varien_Object $row)
 {
     $_checked = (int) $row->getCheckedOut();
     $_total = (int) $row->getPayperrentalsQuantity();
     return !($_total - $_checked) ? '0' : $_total - $_checked;
 }