Exploring the difference of fetching contact identifiers (CNContactIdentifierKey
) vs multiple fields (CNContactPhoneNumbersKey
,CNContactGivenNameKey
, etc.).
AddressBook abscess should be granted.
Open swift-fetch-contacts-benchmark/ContactFetchApp/ContactFetchApp.xcodeproj
, select scheme ContactFetchApp
and run the app. Select key set to fetch
, tap Fetch Contacts
button and see measured time.