copyWith method
Implementation
MemberData copyWith({ num? propertySold,
String? memberType,
num? propertyToBeSold,
String? beacmeMemberType,
}) => MemberData( propertySold: propertySold ?? _propertySold,
memberType: memberType ?? _memberType,
propertyToBeSold: propertyToBeSold ?? _propertyToBeSold,
beacmeMemberType: beacmeMemberType ?? _beacmeMemberType,
);