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;
int *height;
int *weight;
public:
Per(){cout << "Per::无参构造函数" << endl;}
Per(string name, int age, int height, int weight):name(name),age(age),height(new int(height)),weight(new int(weight))
{
cout << "Per::有参构造函数" << endl;
}
Per(const Per &other):name(other.name),age(other.age),height(new int(*(other.height))),weight(new int(*(other.weight)))
{
cout << "Per::拷贝构造函数" << endl;
}
~Per()
{
delete height;
delete weight;
cout << "Per::析构函数" << endl;
}
void show()
{
cout << "姓名: " << name << endl;
cout << "年龄: " << age << endl;
cout << "身高: " << height << endl;
cout << "体重: " << weight << 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, int height, int weight):score(score),p1(name,age,height,weight)
{
cout << "Stu::有参构造函数" << endl;
}
Stu(const Stu &other):score(other.score),p1(other.p1){
cout << "Stu::拷贝构造函数" << endl;
}
~Stu()
{
cout << "Stu::析构函数" << endl;
}
void show()
{
cout << "分数: " << score << endl;
p1.show();
}
};
int main()
{
Stu s1(99, "大帅比", 20, 185, 145);
s1.show();
Stu s2(s1);
s2.show();
Per p3("帅比", 20, 188, 160);
p3.show();
Per p4(p3);
p4.show();
return 0;
}
原文地址:https://blog.csdn.net/2301_79915752/article/details/134719988
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