readAttributeNullableInt64s(completion:)
Declaration
func readAttributeNullableInt64s(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeNullableInt64s() async throws -> NSNumberfunc readAttributeNullableInt64s(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeNullableInt64s() async throws -> NSNumber