C#控制台应用程序（密封类）

Question

 

Answer 1

16,17帮你写过了呢。。。解决了你的问题能点个采纳吗，谢谢~如果有问题可以继续问~

https://ask.csdn.net/questions/7452731?spm=1001.2014.3001.5505

17

using System;
namespace ConsoleApp1
{
    public class myClass1
    {
        public virtual void ShowInfo()
        {
            Console.WriteLine("myClass1 ShowInfo");
        }
    }
    public sealed class myClass2 : myClass1
    {
        public string No { get; set; }
        public string Name { get; set; }
        public sealed override void ShowInfo()
        {
            Console.WriteLine("{0}\t{1}", No, Name);
        }
    }
    class Program
    {
        static void Main(string[] args)
        {
            myClass2 c = new myClass2() { No = "BM100001", Name = "TM" };
            c.ShowInfo();
            Console.WriteLine("请按任意键继续...");
            Console.ReadKey();
        }
    }
}