C#

000010103327742000000000002477000000000000000000
000020103545843004000000002477000000000000000000
000030103362063008000000002500000000000000000000
000040205918898005000000002477000000000000000000

00001 is Row of Person
0103327742000 is Account Number
000000002477000  is the their Money
and other number:
000000000000000  is nothing

int i;
String strDestinationTxtFile;
strDestinationTxtFile = "C:\\output.txt";
//TextWriter txtFile = new StreamWriter(strDestinationTxtFile);
StreamWriter sw = null;
sw = new StreamWriter(strDestinationTxtFile, false);

foreach (DataRow row in dsBankPardakht.Tables["PersonPardakht"].Rows)
{
    object[] array = row.ItemArray;
    for (i = 0; i < array.Length - 1; i++)
    {
        sw.Write(array[i].ToString());
    }
    sw.Write(array[i].ToString());
    sw.WriteLine();
}
sw.Close();

[Table(Name = "Mfg")]
public class Mfg
{
    [Column(IsPrimaryKey = true)]
    public string MfgName;
    [Column]
    public string MfgNumber;
}
...
    var q2 =
        from mfg in db.Mfg
        where mfg.MfgName == Common.productPublisherName
        select mfg;

       foreach (var mfg in q2)
           MfgNumber = mfg.MfgNumber;