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
-
- 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(weight)
- {
- cout << "Per::有参构造函数" << endl;
- }
-
-
- ~Per()
- {
- cout << "Per::析构函数" << endl;
- }
-
- 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 per;
- public:
- Stu()
- {
- cout << "Stu::无参构造函数" << endl;
- }
-
- Stu(double score,string name, int age,int height,int weight):score(score),per(name,age,height,weight)
- {
- cout << "Stu::有参构造函数" << endl;
- }
-
-
- ~Stu()
- {
- cout << "Stu::析构函数" << endl;
- }
-
- //拷贝构造函数
- Stu(const Stu &other):score(other.score)
- {
- cout << "Stu::拷贝构造函数" << endl;
- }
-
- };
-
- int main()
- {
- Stu s1;
- Stu s2(98,"zhangsan",18,160,100);
- Stu s3(s2);
-
- return 0;
- }
思维导图:
