using System;

using System.Collections; 

public class Program

{

    public static void Main()

    {

        var arlist1 = new ArrayList(); 

​

arlist1.Add(1); 

​

arlist1.Add("Bill"); 

​

arlist1.Add(" "); 

​

arlist1.Add(true); 

​

arlist1.Add(4.5); 

​

arlist1.Add(null); 

​

​

// adding elements using object initializer syntax 

​

var arlist2 = new ArrayList() 

​

              { 

​

                2, "Steve", " ", true, 4.5, null 

​

               }; 

        foreach(var a in arlist1)

        {

            Console.WriteLine(a);

        }

        for(int i = 0; i < 6; i++)

        {

            Console.WriteLine(arlist2[i]);

        }

    }

}