CKUserIdentity.LookupInfo
The criteria to use when searching for discoverable iCloud users.
Declaration
class LookupInfoOverview
Use this object when you want to discover the identities of your app’s users with CKDiscoverUserIdentitiesOperation, or to create a share’s participants with CKFetchShareParticipantsOperation.
You create individual instances by providing an email address, phone number, or user record ID. Alternatively, create an array of objects all at once by using one of the convenience methods, such as lookupInfos(withEmails:).