FileHelpers.ExcelNPOIStorage.ExcelNPOIStorage.ColumnsToValues C# (CSharp) Method

        private static string ColumnsToValues(object[] values)
        {
            if (values == null ||
                values.Length == 0)
                return string.Empty;

            string res = string.Empty;
            if (values[0] != null)
                res = values[0].ToString();

            for (int i = 1; i < values.Length; i++) {
                res += "," + (values[i] == null
                    ? String.Empty
                    : values[i].ToString());
            }

            return res;
        }