iteratordemo.java

来自「这个是学习网络编程的好好文档！ 里面有一些老师发给的学习jsp的课件！」· Java 代码 · 共 24 行

import java.util.*;
public class IteratorDemo
{
  public static void main(String args[])
  {
    Iterator e;
    LinkedList list = new LinkedList();
    HashSet set = new HashSet();
    
    for(int i=0;i<9;i++)
    {
      list.add("Str-"+i);
      set.add("Str-"+i);
    }
    
    System.out.println("List:");
    e = list.iterator();
    while(e.hasNext()) System.out.println((String)e.next());
    
    System.out.println("Map:");
    e = set.iterator();
    while(e.hasNext()) System.out.println((String)e.next());
  }
}