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