C#

DataTable dt = new DataTable("SomeTable");
string[] tokens;

dt.Columns.Add("ID",typeof(int));
dt.Columns.Add("Name",typeof(string));

StreamReader sr = new StreamReader("C:\\SomeFile.csv");

while (!sr.EndOfStream)
{
        tokens = sr.ReadLine().Split(',');
        if (tokens.Length == 2)
            dt.Rows.Add(tokens);

string strExpression = "ID = 1";
DataRow[] dr = dt.Select(strExpression); // <font color="#ee0000">--> Error: Cannot perform '=' operation on System.String and System.Int32.</font>
MessageBox.Show(dr[0].ToString());

using System.Configuration;

static void ShowConfig()

        {
            // For read access you do not need to call the OpenExeConfiguraton
            foreach (string key in ConfigurationManager.AppSettings)
            {
                string value = ConfigurationManager.AppSettings[key];
                Console.WriteLine("Key: {0}, Value: {1}", key, value);
            }
        }