using System;

using System.Data;

using System.Xml;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        System.Data.DataTable dt = new DataTable();

        dt.Columns.Add("CheckState", typeof(bool));

        dt.Columns.Add("Date Posted", typeof(DateTime));

        dt.Columns.Add("Amount", typeof(Decimal));

        dt.Columns.Add("Description", typeof(string));

        dt.Columns.Add("Date Last Reversed", typeof(DateTime));

        dt.Columns.Add("Amount Reversed", typeof(Decimal));

        DataColumn column = dt.Columns["Date Last Reversed"];

        column.AllowDBNull = true;

        column = dt.Columns["Amount Reversed"];

        column.AllowDBNull = true;

        DataRow row = dt.NewRow();

        row[0] = false;

        row[1] = DateTime.Now;

        row[2] = 3.00;

        row[3] = "Testing";

        dt.Rows.Add(row);

        Console.WriteLine(dt.Rows.Count);

        object obj = null;

        Console.WriteLine(Convert.ToString(obj).Length);

        //TRANSACTION NUMBER:   605178832

​

        string str = "TRANSACTION NUMBER:   605178832";

    }

}