readAttributePrimary2Y(completionHandler:)
Declaration
func readAttributePrimary2Y(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributePrimary2Y() async throws -> NSNumberfunc readAttributePrimary2Y(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributePrimary2Y() async throws -> NSNumber