Payment error key that indicates errors with the postal address.
- iOS 11.0+
- Mac Catalyst 13.0+
- watchOS 4.0+
Kit (Apple Pay and Wallet)
CNPostal for the values that can be used with this key. These values point to the specific area of the address that is at fault, for example,
CNPostal indicates the street. When you supply the key values in a payment error, the Apple Pay sheet highlights the appropriate field, enabling the user to correct errors.