readAttributeNullableBitmap64(completionHandler:)
Declaration
func readAttributeNullableBitmap64(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeNullableBitmap64() async throws -> NSNumberfunc readAttributeNullableBitmap64(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeNullableBitmap64() async throws -> NSNumber