4elist1306.cpp

《21天学通C＋＋》附盘的原代码。书上的每个例子在这里都有相应的C语言程序。

// Listing 13.6 - An array of pointers to objects

#include <iostream>
using namespace std;

class CAT
{
public:
	CAT() { itsAge = 1; itsWeight=5; }
	~CAT() {}                                 // destructor
	int GetAge() const { return itsAge; }
	int GetWeight() const { return itsWeight; }
	void SetAge(int age) { itsAge = age; }

private:
	int itsAge;
	int itsWeight;
};

int main()
{
	CAT * Family[500];
	int i;
	CAT * pCat;
	for (i = 0; i < 500; i++)
	{
		pCat = new CAT;
		pCat->SetAge(2*i +1);
		Family[i] = pCat;
	}

	for (i = 0; i < 500; i++)
	{
		cout << "Cat #" << i+1 << ": ";
		cout << Family[i]->GetAge() << endl;
	}
	return 0;
}