RomaCalculator.Calculator.ConvertFromArabToRomanNumber C# (CSharp) Method

        public string ConvertFromArabToRomanNumber(int arabNumber)
        {
            var result = new StringBuilder();
            if (arabNumber == 0)
            {
                result.Append("zero");
            }
            else
            {
                if (arabNumber < 0)
                {
                    result.Append("-");
                    arabNumber = -arabNumber;
                }
                result = MakeRomanNumber(arabNumber, result);
            }
            return result.ToString();
        }