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| using System; using System.Collections.Generic; using System.Text;
namespace ConsoleApplication1 { public class TheFather { public void BaseMethod1() { Console.WriteLine("吃了吗?"); BaseMethod2(); }
public virtual void BaseMethod2() { } }
public class Son1 : TheFather { public override void BaseMethod2() { Console.WriteLine("吃了"); } }
public class Son2 : TheFather { public override void BaseMethod2() { Console.WriteLine("还没呢"); } }
public class Client { public static void Main() { TheFather obj = new Son1(); obj.BaseMethod1();
obj = new Son2(); obj.BaseMethod1();
Console.Read(); } } }
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