/**
         * <summary>
         *   Enumère toutes les fonctions de type Function.
         * <para>
         *   Returns an array of strings representing hardware identifiers for all Function functions presently connected.
         * </para>
         * </summary>
         */
        public static string[] GetSimilarFunctions()
        {
            List <string> res = new List <string>();
            YFunction     it  = YFunction.FirstFunction();

            while (it != null)
            {
                res.Add(it.get_hardwareId());
                it = it.nextFunction();
            }
            return(res.ToArray());
        }