8.23 类 构造函数 析构函数 拷贝构造函数

 

#include 

using namespace std;

class Per{
    string name;
    int age;
    float *high;
    float *weight;
public:
    Per(string name,int age,float high,float weight):name(name),age(age),high(new float(high)),weight(new float(weight)){
        cout << "Per的构造函数" << endl;
    }
    ~Per(){
        delete high;
        delete weight;
        cout << "Per的析构函数" << endl;
    }
    Per(Per &other){
        name = other.name;
        age = other.age;
        high = new float;
        weight = new float;
        *high = *other.high;
        *weight = *other.weight;
        cout << "Per的拷贝构造函数" << endl;
    }
    void show(){
        cout << "名字：" << name << endl;
        cout << "年龄：" << age << endl;
        cout << "身高：" << *high << "    地址：" << high << endl;
        cout << "体重：" << *weight << "    地址：" << weight << endl;
    }
};
class Stu{
    int socer;
    Per p1;
public:
    Stu(int socer,string name,int age,float high,float weight):socer(socer),p1(name,age,high,weight){
        cout << "Stu的构造函数" << endl;
    }
    ~Stu(){
        cout << "Stu的析构函数" << endl;
    }
    Stu(Stu &other):p1(other.p1){
        socer = other.socer;
        cout << "Stu的拷贝构造函数" << endl;
    }
    void show(){
        cout << "分数：" << socer << endl;
        p1.show();
    }
};
int main()
{
    Stu s1(90,"zhangsan",18,180,70);
    s1.show();
    cout << "----------------------" << endl;
    Stu s2(s1);
    s2.show();
    cout << "----------------------" << endl;
    return 0;
}