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