C#

Make Up Forever wrote:

user add and remove

Manager.Add(user);
Manager.Delete(user);

PIEBALDconsult wrote:

Try it.

public class Tables
    {
        public DataTable tblTest1;
        public DataTable tblTest2;
        public DataSet dsTables;

        public Tables()
        {
            dsTables = new DataSet();
            tblTest1 = new DataTable();
            tblTest2 = new DataTable();
            dsTables.Tables.Add(tblTest1);
            dsTables.Tables.Add(tblTest2);
                        
        }

        public void ShowTables()
        {
            DataTableCollection tables = this.dsTables.Tables;

            foreach (DataTable tbl in tables)
                Console.WriteLine(tables.IndexOf(tbl).ToString());
        }
    }

    public static class Program
    {
        static int Main(string[] args)
        {
            Tables coll = new Tables();

            coll.ShowTables();
            Console.WriteLine();
            Console.ReadLine();
            return 0;
        }
    }

Console.WriteLine(tbl.TableName);