Posted by : Anwar Hossain
Category : asp.net c # basic tutorial

How to join two ArrayList collections in C#.

Dear viewer's I will show how to join two ArrayList collections in C#.For Joining two ArrayList collections we can use AddRange method of ArrayList class .Firstly I have created two two ArrayList collections that means same type data then using AddRange method I have combined with each other.

Join Two ArrayList collections

Join Two ArrayList collections

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Collections;

 

namespace Csharp_JoinArrayList

{

    class Program

    {

        static void Main(string[] args)

        {

 

            ArrayList CountryList1 = new ArrayList();

            ArrayList CountryList2 = new ArrayList();

 

 

            CountryList1.Add("Banglades");

 

            CountryList1.Add("India");

 

            CountryList1.Add("Pakistan");

 

            CountryList1.Add("Nepal");

 

            CountryList2.Add("Butan");

 

            CountryList2.Add("Srilanka");

 

            CountryList2.Add("Maldives");

 

            Console.WriteLine("\n\n=====================\n");

            Console.WriteLine("Using AddRange Method");

 

            CountryList1.AddRange(CountryList2);

 

 

            Console.WriteLine("\n\n=====================\n");

            foreach (object i in CountryList1)

            {

                Console.WriteLine("\n {0}", i);

            }

            Console.WriteLine("\n\n=====================\n");

            Console.ReadKey();

         

         

 

        }

    }

}

 

Out Put

Csharp_ArrayList_Join_Example



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