21天学通c++之第二周 指针 8.6 访问自由存储区中对象的成员数据

#include<iostream>
using namespace std;
class simplecat
{
public:
 simplecat(){itsage=2;}
 ~simplecat(){}
 int getage() const {return itsage;}
 void setage(int age){itsage=age;}
private:
 int itsage;
};
int main()
{
 simplecat *frisky=new simplecat;
 cout<<"frsky is "<<frisky->getage()<<"years old."<<endl;
 frisky->setage(5);
 cout<<"frsky is "<<frisky->getage()<<"year old."<<endl;
 delete frisky;
 return 0;
}