testiterator.java

来自「由浅入深的介绍JAVAse的基本编程思想」· Java 代码 · 共 27 行

import java.util.Date;
import java.util.ArrayList;
import java.util.Vector;
import java.util.Iterator;

public class TestIterator{
	public static void main(String[] args) {
		ArrayList a = new ArrayList();
		a.add("China");
		a.add("USA");
		a.add("Korea");
		Iterator  it = a.iterator();
		while(it.hasNext()){
			String country = (String)it.next();
			System.out.println(country);	
		}		
		
		Vector v = new Vector();
		v.addElement(new Date());	
		v.addElement(new Date(200008755554L));
		it = v.iterator();
		while(it.hasNext()){
			Date time = (Date)it.next();
			System.out.println(time);	
		}			
	}
}