C++day3

头脑导图

1. #include <iostream>
3. using namespace std;
5. class Person{
6. private:
7.     string name;
8.     int age;
9.     int *heigh;
10.     int *weight;
12. public:
13.     Person(){
14.         cout << "person::空参构造" << endl;
15.     }
17.     Person(string name, int age, int *heigh, int *weight):name(name), age(age), heigh(heigh), weight(weight){
18.         cout << "person::含参构造" << endl;
19.     }
20.     ~Person(){
21.         delete heigh;
22.         delete weight;
23.         cout << "person::析构函数" << endl;
24.     }
25. };
27. class Student{
28. private:
29.     Person p;
30.     double score;
32. public:
33.     Student(){
34.         cout << "student::空参构造" << endl;
35.     }
37.     Student(string name, int age, int *heigh, int *weight, double score):p(name, age, heigh, weight), score(score){
38.         cout << "student::含参构造" << endl;
39.     }
41.     ~Student(){
42.         cout << "student::析构函数" << endl;
43.     }
44. };
46. int main()
47. {
48.     int heigh = 180;
49.     int weight = 70;
50.     int *h = &heigh;
51.     int *w = &weight;
52.     Student s1();
53.     Student s2("zhangsan", 23, h, w, 99.9);
54.     return 0;
55. }

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