10月12号晚上

namespace _monster { //怪物抽象类 abstract class Monster { abstract public void attack1(); public void getNum() { Console.WriteLine("老朋友"); } } class Lianpo : Monster { public override void attack1() { Console.WriteLine("向前冲撞"); } } internal class Program { static void Main(string[] args) { //Monster monster = new Monster(); 抽象类无法生成实例，只能被继承 Lianpo lianpo = new Lianpo(); Lianpo lianpo1 = new Lianpo(); } } }