2021-05-07集合框架2.LinkedList

package edu.xcdp;


import java.util.LinkedList;
import java.util.List;

    public class Demo02 {
        public static void main(String[] args) {
            LinkedList list = new LinkedList<>(); //数组列表 底层是数组
            list.add("111");
            list.add("222");
            list.add("333");
            list.add("444");
            list.add("555");   //增加
            System.out.println(list);
            list.remove(1); //删除
            list.remove("444");
            System.out.println(list);
            list.set(2 , "55555");  //修改
            System.out.println(list);
            // 查询
            for (String l : list) {
                System.out.println(l + "\t");
            }
            System.out.println(list);
            for (int i =0; i < list.size(); i++){
                System.out.println(list.get(i)+"\t");
            }
        }
    }