return $this->attribute;
} /**
* @param OrderBillingAttribute|array|null $attribute
*
* @return Billing
*/
public function setAttribute($attribute) { return $this->
setOneToOne($attribute, OrderBillingAttribute::
class, 'attribute', 'orderBilling'
);
} /**
* Setter function for the setAdditionalAddressLine2 column property.
*
* @param string|null $additionalAddressLine2
*/
public function setAdditionalAddressLine2($additionalAddressLine2) { if (\
is_string($additionalAddressLine2)) { $additionalAddressLine2 =
$this->
cleanup($additionalAddressLine2);
}