设计一个Per类,类中包含私有成员:姓名、年龄、指针成员身高、体重,再设计一个Stu类,类中包含私有成员:成绩、Per类对象p1,设计这两个类的构造函数、析构函数和拷贝构造函数。
#include <iostream>
using namespace std;
class Per
{
private:
string name;
int age;
double *height;
double *weight;
public:
Per()
{
cout << "Per::无参构造函数" << endl;
}
Per(string name,int age,double h,double w):name(name),age(age),height(new double(h)),weight(new double(w))
{
cout << "Per::有参构造函数" << endl;
}
~Per()
{
cout << "Per::析构函数" << endl;
delete height;
delete weight;
}
Per(const Per &other):name(other.name),age(other.age),height(other.height),weight(other.weight)
{
cout << "Per::拷贝构造函数" << endl;
}
};
class Stu
{
private:
double score;
Per p1;
public:
Stu()
{
cout << "Stu::无参构造函数" << endl;
}
Stu(double score,string name,int age,double h,double w):score(score),p1(name,age,h,w)
{
cout << "Stu::有参构造函数" << endl;
}
~Stu()
{
cout << "Stu::析构函数" << endl;
}
Stu(const Stu &other):score(other.score),p1(other.p1)
{
cout << "Stu::拷贝构造函数" << endl;
}
};
int main()
{
Stu s1;
Stu s2(99.5,"张三",18,180,140);
Stu s3=s2;
return 0;
}