Question

How to combine two ArrayLists in C#

Answer 1

using System;
using System.Collections;
    
class Program
{
    public static void PrintArrayList(ArrayList list) { 
         foreach (var e in list) {
            Console.WriteLine(e);
        }
    } 
    static void Main() {
        ArrayList al1 = new ArrayList();
           
        al1.Add("java");
        al1.Add("c#");
        al1.Add("python");
        al1.Add("c");
        al1.Add("php");
        
        ArrayList al2 = new ArrayList();
        
        al2.Add("nodejs");
        al2.Add("c++");

        al1.AddRange(al2);
        
        PrintArrayList(al1);
    }
}
   
    
    
/*
run:
    
java
c#
python
c
php
nodejs
c++
    
*/

 

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