遍历HashSet示例的元素

import java.util.HashSet;

import java.util.Iterator;
/*来自 
 nowjava - 时代Java*/

 

public class Main {

 

  public static void main(String[] args) {

    HashSet hSet = new HashSet();

   

    hSet.add(new Integer("1"));

    hSet.add(new Integer("2"));

    hSet.add(new Integer("3"));//来 自 n o w j a v a . c o m

   

    //get the Iterator

    Iterator itr = hSet.iterator();

   

    System.out.print