动态生成Person类的对象 代码参考

 1 #include <iostream> 2 #include <string> 3  4 using namespace std; 5  6 class Person 7 { 8     private: 9         string name;10         int age;11         char sex;12     public:13         Person(){name="XXX";age=0;sex='m';}14         void Register(string,int,char);15         void Showme();16         ~Person();17 };18 19 void Person::Register(string name, int age, char sex)20 {21     this->name=name;22     this->age=age;23     this->sex=sex;24     return;25 }26 27 void Person::Showme()28 {29     cout<<name<<' '<<age<<' '<<sex<<endl;30     return;31 }32 33 Person::~Person()34 {35     cout<<"Now destroying the instance of Person"<<endl;36 }37 38 int main()39 {40     string name;41     int age;42     char sex;43     cin>>name>>age>>sex;44     Person *p1,*p2;45     p1=new Person();46     p2=new Person();47     cout<<"person1:";48     p1->Showme();49     cout<<"person2:";50     p2->Showme();51     p1->Register(name,age,sex);52     p2->Register(name,age,sex);53     cout<<"person1:";54     p1->Showme();55     cout<<"person2:";56     p2->Showme();57     delete p1;58     delete p2;59     return 0;60 }