testiterator2.java

来自「由浅入深的介绍JAVAse的基本编程思想」· Java 代码 · 共 26 行

import java.util.Vector;
import java.util.Iterator;

public class TestIterator2{
	public static void main(String[] args) {
		Vector v = new Vector();
		v.addElement(new Person("张三",18));
		v.addElement(new Person("李四",26));
		v.addElement(new Person("王五",34));
		v.addElement(new Person("赵六",40));

		Iterator it = v.iterator();
		while(it.hasNext()){
			Person p = (Person)it.next();
			System.out.println(p);	
			if(p.getName().equals("王五")){
				p.setAge(p.getAge() + 50);
			}else if(p.getName().equals("李四")){
				it.remove();
			}			
		}	
		System.out.println("-----------------------");	
		for(int i=0;i<v.size();i++)
			System.out.println(v.elementAt(i));	
	}
}