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