ABUnknownPersonViewController class (whose instances are known as unknown-person view controllers) implements a view controller used to create a person record from a set of person properties.
Unknown-person view controllers display contact information that can be saved to the Address Book database. From instances of this class, users may also initiate standard actions, such as:
Add to contact
Performing any of the standard actions may result in your application being moved to the background.
ABUnknownPersonViewController class does not support subclassing.
Responding to View Controller Interactions
Displaying Person Properties
Configuring the Interface Details
var allowsActions: Bool
Specifies whether buttons appear to let the user perform actions such as sharing the contact, initiating a FaceTime call, or sending a text message.
var allowsAddingToAddressBook: Bool
Specifies whether the user can add the properties displayed by the unknown-person view controller to the address book database, either as a new contact or by adding them to an existing contact.
ABPersonViewController class (whose instances are known as person view controllers) implements the view used to display a person record (