ArrayList: Combine, AddRange Method
//Combining Two ArrayLists
//using System.Collections;
class Program
{
static void Main()
{
//Create new arrayList
ArrayList list = new ArrayList();
list.Add(5);
list.Add(7);
//Creating the 2nd arraylist
ArrayList list2 = new ArrayList();
list2.Add(10);
list2.Add(13);
//Add second arraylist to the first.
list.AddRange(list2);
//Display the values
foreach (int i in list)
{
Console.WriteLine(i);
}
}
}