getAllContacts method
Gets all contacts from the device.
withProperties - Include phone numbers, emails, etc.
withThumbnail - Include thumbnail images.
withPhoto - Include full-size photos.
sorted - Sort contacts alphabetically.
Implementation
Future<List<Contact>> getAllContacts({
bool withProperties = false,
bool withThumbnail = false,
bool withPhoto = false,
bool sorted = true,
}) {
throw UnimplementedError('getAllContacts() has not been implemented.');
}