1 package cn.itcast.p2.linkedlist.demo;
2
3 import java.util.Iterator;
4 import java.util.LinkedList;
5
6 public class LinkeListDemo {
7
8 public static void main(String[] args) {
9 // TODO Auto-generated method stub
10 LinkedList link = new LinkedList();
11
12 link.addFirst("abc1");
13 link.addFirst("abc2");
14 link.addFirst("abc3");
15 link.addFirst("abc4");
16 // System.out.println(link.getFirst());//获取第一个但不删除
17 // System.out.println(link.getFirst());
18
19 // System.out.println(link.removeFirst());//获取元素但是会删除
20 // System.out.println(link.removeFirst());
21
22 while(!link.isEmpty()) {
23 System.out.println(link.removeFirst());//打印 abc4
24 // abc3
25 // abc2
26 // abc1
27 // []
28 }
29 // Iterator it = link.iterator();
30 // while (it.hasNext()) {
31 // System.out.println(it.next());
32 // }
33 }
34
35 }
