linkedLIst基本方法操作

package com.Collectiom;

import java.util.LinkedList;
/**
* linkedList特有方法:
* @author 小明
*
*/
public class LinkedListDemo {
public static void main(String[] args) {
LinkedList<String> link = new LinkedList<String>();
link.addFirst("a");
link.addFirst("b");
link.addFirst("c");
System.out.println(link);//cba
System.out.println(link.getLast());//获取元素，单不删除元素
System.out.println(link.size());
//System.out.println(link.removeFirst());//获取元素及删除
System.out.println(link.size());
System.out.println(link);

//System.out.println(link.poll());
}
}