using System;

using System.Collections;

using System.Windows.Forms;



namespace WindowsApplication1

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }



        private void button1_Click(object sender, EventArgs e)

        {

            Hashtable weeks = new Hashtable();

            weeks.Add("1", "SunDay");

            weeks.Add("2", "MonDay");

            weeks.Add("3", "TueDay");

            weeks.Add("4", "WedDay");

            weeks.Add("5", "ThuDay");

            weeks.Add("6", "FriDay");

            weeks.Add("7", "SatDay");

            //Display a single Item 



            MessageBox.Show(weeks["5"].ToString ());

            //Search an Item 

            if (weeks.ContainsValue("TueDay"))

            {

                MessageBox.Show("Find");

            }

            else

            {

                MessageBox.Show("Not find");

            }

            //remove an Item 

            weeks.Remove("3");

            //Display all key value pairs

            foreach (DictionaryEntry day in weeks )

            {

                MessageBox.Show (day.Key + "   -   " + day.Value );

            }

        }

    }

}