---
title: allowsAddingToAddressBook
framework: addressbookui
role: symbol
role_heading: Instance Property
path: addressbookui/abunknownpersonviewcontroller/allowsaddingtoaddressbook
---

# allowsAddingToAddressBook

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.

## Declaration

```swift
var allowsAddingToAddressBook: Bool { get set }
```

## Discussion

Discussion The default value is false.

## See Also

### Configuring the Interface Details

- [addressBook](addressbookui/abunknownpersonviewcontroller/addressbook.md)
- [allowsActions](addressbookui/abunknownpersonviewcontroller/allowsactions.md)