public function removeAdditionalUnitItem($item_id)
    {
        foreach ($this->_additional_unit_items as $k => $id) {
            if ($id === $item_id) {
                unset($this->_additional_unit_items[$k]);
                break;
            }
        }
        return $this;
    }
public function removeAdditionalUnitItem($item_id)
    {
        foreach ($this->_additional_unit_items as $k => $id) {
            if ($id === $item_id) {
                unset($this->_additional_unit_items[$k]);
                break;
            }
        }
        return $this;
    }
public function removeAdditionalUnitItem ( $ item_id ) { foreach ( $ this -> _additional_unit_items as $ k => $ id ) { if ( $ id === $ item_id ) { unset ( $ this -> _additional_unit_items [ $ k ] ) ; break ; } } return $ this ; }
Remove item from additional unit items
@param int $item_id
@return slot
Remove item from additional unit items