Accessing Data Values in a DataTable or DataSet : DataTable « ADO.Net « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. ADO.Net
3. DataTable

using System;
using System.Data;
using System.Data.SqlClient;

    class Program
    {
        static void Main(string[] args)
        {
            string sqlConnectString = "Data Source=(local);Integrated security=SSPI;Initial Catalog=AdventureWorks;";

            string sqlSelect = "SELECT ContactID, FirstName, LastName FROM Person.Contact";

            SqlDataAdapter da = new SqlDataAdapter(sqlSelect, sqlConnectString);

            DataTable dt = new DataTable( );
            da.Fill(dt);

            for (int i = 0; i < 5; i++)
            {
                DataRow row = dt.Rows[i];
                Console.WriteLine(i);
                Console.WriteLine(row[0]);
                Console.WriteLine(row["FirstName"]);
                Console.WriteLine(row[2, DataRowVersion.Default]);
            }


        }
    }