Linked使用

Linked使用

 
Linked简介与各种遍历：https://www.cnblogs.com/msymm/p/9872912.html

 
 

package com.shizuka;

import java.util.LinkedList;


public class LinkedListTest {
    /**
     * LinkedList的特有功能：
     * 1、添加功能
     * public void addFirst(Object e)
     * public void addLast(Object e)
     * 2、获取功能
     * public Object removeFirst()
     * public Object removeLast()
     * 3、删除功能
     * public Object removeFirst()
     * public Object removeLast()
     */
    public static void main(String[] args) {

        LinkedList link = new LinkedList();
        link.add("世界");
        link.add("中国");
        link.add("重庆");


         link.addFirst("宇宙");
         link.addLast("垫江");


         System.out.println("getFirst = :" + link.getFirst());
         System.out.println("getLast = :" + link.getLast());

        System.out.println("removeFirst = :" + link.removeFirst());
        System.out.println("removeLast = :" + link.removeLast());

        // 输出对象名
        System.out.println("link:" + link);
    }
}