# startX property Null safety

String? startX
@JsonKey(name: "s_x"), final

시작 위치의 경도 좌표

## Implementation

    @JsonKey(name: "s_x")
    final String? startX;

1. kakao_flutter_sdk
2. kakao_flutter_sdk_navi
3. NaviOption
4. startX property

##### NaviOption class

1. Properties
2. coordType
3. hashCode
4. returnUri
5. routeInfo
6. rpOption
7. runtimeType
8. startAngle
9. startX
10. startY
11. vehicleType
12. Methods
13. noSuchMethod
14. Operators
15. operator ==