# zipCode property Null safety

String? zipCode
read / write

구주소 우편번호 우편번호를 소유하지 않는 구주소도 존재하여, 구주소인 경우도 해당값이 없을 수 있음

## Implementation

    String? zipCode;

1. kakao_flutter_sdk
2. kakao_flutter_sdk_user
3. ShippingAddress
4. zipCode property

##### ShippingAddress class

1. Properties
2. baseAddress
3. detailAddress
4. hashCode
5. id
6. isDefault
7. name
8. receiverName
9. receiverPhoneNumber1
10. receiverPhoneNumber2
11. runtimeType
12. type
13. updatedAt
14. zipCode
15. zoneNumber
16. Methods
17. noSuchMethod
18. Operators
19. operator ==