上机练习2 生成计算机ID

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MyID
{
    class Computer
    {
        private string type;

        public string Type
        {
            get { return type; }
            set { type = value; }
        }
        private string id;

        public string Id
        {
            get { return id; }
            set { id = value; }
        }
        private string buyDate;

        public string BuyDate
        {
            get { return buyDate; }
            set { buyDate = value; }
        }

    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MyID
{
    class Manner
    {
        public void setID(Computer[] comps)
        {
            Random random = new Random();
            foreach(Computer item in comps){
                item.Id = item.Type + "-" + random.Next(1000,9999);
            }
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MyID
{
    class Program
    {
        static void Main(string[] args)
        {
            Manner myManner = new Manner();

            Computer[] commputer = new Computer[3]{
                new Computer(),
                new Computer(),
                 new Computer()

            };
            commputer[0].Type = "hpCq-217Tx";
            commputer[0].BuyDate = "2013-10-5";
            commputer[1].Type = "Mc240CH/A";
            commputer[1].BuyDate = "2014-11-11";
            commputer[2].Type = "SYNW18H/w";
            commputer[2].BuyDate = "2020-11-22";
            Console.WriteLine("***********设置计算机ID前*************");
            Console.WriteLine("计算机型号\t计算机ID\t购买时间");
            foreach(Computer item in commputer)
            {
                Console.WriteLine("{0}\t{1}\t\t{2}",item.Type,item.Id,item.BuyDate);
            }
            Console.WriteLine("\n");
            myManner.setID(commputer);
            Console.WriteLine("***********设置计算机ID后*************");
             Console.WriteLine("计算机型号\t计算机ID\t购买时间");
            foreach(Computer item in commputer){
                Console.WriteLine("{0}\t{1}\t{2}",item.Type,item.Id,item.BuyDate);
            }
            Console.ReadLine();
        }
       
    }
}