C# SqlConnection

 1         public static ArrayList Connect(string connectionString, string commandText) 
 2         {
 3 
 4             ArrayList retValList = new ArrayList();
 5 
 6             using (SqlConnection connection = new SqlConnection(connectionString))
 7             {
 8                 connection.Open();
 9                 SqlCommand cmd = new SqlCommand(commandText, connection);
10                 cmd.CommandTimeout = 0;
11                 SqlDataReader rdr = cmd.ExecuteReader();
12 
13                 while (rdr.Read())
14                 {
15                     retValList.Add(rdr.GetString(0));
16                 }
17                 rdr.Close();
18 
19                 System.Console.WriteLine(retValList.Count);
20             }
21 
22             return retValList;
23         }