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一个简单继承的例子,面试失败的教训

2011-02-27 21:52 417 查看
public class A

{

public virtual void Print1()

{

string s = "Print A";

}

public void Print3()

{

string s = "Print No virtual";

}

}

public class B : A

{

public override void Print1()

{

string s = "Print B";

}

public new void Print3()

{

string s = "Print No Virtual B";

}

}

public class C : B

{

public override void Print1()

{

string s = "Print C";

}

public new void Print3()

{

}

}

void Main()

{

A a= new C();

a.Print1();// print C

a.Print3();// Print A

}
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