How to convert month to datatable in asp.net c#

How to convert month to datatable in asp.net c#

public static DataTable Month()
        {
            DataTable _dtyear = new DataTable();
            _dtyear.Columns.Add("val");
            _dtyear.Columns.Add("txt");
            string txt = "January, Febuary, March, April, May, June, July, August, September, October, November, December";
            string Value = "1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12";
            string[] AddInTable = Value.Split(',');
            string[] AddInTab = txt.Split(',');
            DataRow row;
            for (int i = 0; i <= AddInTable.Length - 1; i++)
            {
                row = _dtyear.NewRow();
                row["val"] = AddInTable[i];
                row["txt"] = AddInTab[i];
                _dtyear.Rows.Add(row);
            }

            row = _dtyear.NewRow();
            row["txt"] = "Select";
            row["val"] = "-1";
            _dtyear.Rows.Add(row);

            return _dtyear;
        }

2020-02-05