SimpleAddAll

package arraylist;

import java.util.*;
public class SimpleAddAll {

public static void main(String[] args)
{
ArrayList<String> ar1 = new ArrayList<>();
ar1.add("1");
ar1.add("2");
ar1.add("3");
ar1.add("4");
Iterator it1 = ar1.iterator();
while(it1.hasNext())
{
System.out.print(it1.next()+", ");
}

System.out.println("\n After adding above value to second arraylist,");
ArrayList<Object> ar2 = new ArrayList<>();
ar2.add(ar1);
ar2.add("One");
ar2.add("Two");
// or You can also add here
ar2.add(ar1);
ar2.add("Three");
ar2.add("Four");

Iterator it2 = ar2.iterator();
while(it2.hasNext())
{
System.out.print(it2.next()+", ");
}


}
}