readAttributeNullableBitmap8(completionHandler:)
Declaration
func readAttributeNullableBitmap8(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeNullableBitmap8() async throws -> NSNumberfunc readAttributeNullableBitmap8(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeNullableBitmap8() async throws -> NSNumber