集合框架-Vector集合 

 1 package cn.itcast.p1.vector.demo;
 2 
 3 import java.util.Enumeration;
 4 import java.util.Iterator;
 5 import java.util.Vector;
 6 
 7 public class VectorDemo {
 8 
 9     public static void main(String[] args) {
10         // TODO Auto-generated method stub
11         Vector v = new Vector();
12         
13         v.addElement("abc1");
14         v.addElement("abc2");
15         v.addElement("abc3");
16         v.addElement("abc4");
17         Enumeration en = v.elements();
18         while (en.hasMoreElements()) {
19             System.out.println("nextelment:" + en.nextElement());
20         }
21         
22         Iterator it = v.iterator();
23         
24         while (it.hasNext()) {//Enumeration名字太长，所以用Iterator，功能重复，Iterator多了一个移除功能
25             System.out.println("next:"+it.next());
26         }
27     }
28 
29 }
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posted @ 2021-10-19 22:08  doremi429  阅读(17)  评论(0)    收藏  举报