Collection arraylist

import java.util.*;

public class ContohArrayList {
    public static void main(String[]args) {
        ArrayList<String> ad = new ArrayList<String>();
        ad.add("Muhammad");
        ad.add("Andari");
        ad.add("Nazmuddin");
        ad.add("AR");

        Iterator itr = ad.iterator();
        while(itr.hasNext()) {
            System.out.println(itr.next());
        }
    }

}