继承与多态 概念与调用

 

下半部分图片看不到啊,

#include <iostream>
using namespace std;
class Person
{
public :
	virtual void trans() {}
	virtual ~Person() {}
	//Person() {}
};
class Bumblebeeis:public Person
{
public:
	void trans(){
		cout <<"变身大黄蜂";
	}
};
class Optimus:public Person
{
public:
	void trans(){
		cout<<"变身擎天柱";
	}
};
void trans(int i)
{
	Person *xiaoming;
	if(i==1)
	{
		Bumblebeeis *bumb = new Bumblebeeis();
		xiaoming = bumb;
	}
	else
	{
		Optimus *opt = new Optimus();
		xiaoming = opt;
	}
	xiaoming->trans();
	delete xiaoming;
}
int main()
{
	trans(2);
	return 0;
}

 

 

 

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