Append all elements of other Collection to Java ArrayList Example

import java.util.ArrayList;
import java.util.Vector;

public class AppendAllElementsOfOtherCollectionToArrayListExample {

  public static void main(String[] args) {

    //create an ArrayList object
    ArrayList arrayList = new ArrayList();
   
    //Add elements to Arraylist
    arrayList.add("1");
    arrayList.add("2");
    arrayList.add("3");
   
    //create a new Vector object
    Vector v = new Vector();
    v.add("4");
    v.add("5");
   

   
    //append all elements of Vector to ArrayList
    arrayList.addAll(v);
   
    //display elements of ArrayList
    System.out.println("After appending all elements of Vector,ArrayList contains..");

    for(int i=0; i<arrayList.size(); i++)
      System.out.println(arrayList.get(i));

  }
}