自考新教材--p100(2)

源程序：

#include <iostream>

#include <string>

using namespace std;

class myDate

{

private:

int year, month, day;

public:

myDate();

void setDate(int y,int m,int d)

{

year = y;

month = m;

day = d;

}

void setDate(myDate dd)

{

year = dd.year;

month = dd.month;

day = dd.day;

}

myDate(int, int, int);

void printDate() const;

};

myDate::myDate() :year(1990), month(9), day(19) {}

myDate::myDate(int y, int m, int d)

{

year = y;

month = m;

day = d;

}

void myDate::printDate() const

{

cout << "year:" << year << "month:" << month << "day:" << day << endl;

}

class Student

{

public:

Student();

Student(string);

void setStudent(string,myDate);

void setStudent(string);

void setName(string);

string getName();

void setBirthday(myDate);

myDate getBirthday();

void printStudent() const;

private:

string name;

myDate birthday;

};

Student::Student() :name("Noname"), birthday(myDate()) {}

Student::Student(string n) : name(n), birthday(myDate()) {}

void Student::setStudent(string s, myDate d)

{

name = s;

birthday.setDate(d);

return;

}

void Student::setStudent(string s)

{

name = s;

myDate d;

birthday.setDate(d);

return;

}

void Student::setName(string n)

{

name = n;

return;

}

string Student::getName()

{

return name;

}

void Student::setBirthday(myDate d)

{

birthday.setDate(d);

return;

}

myDate Student::getBirthday()

{

return birthday;

}

void Student::printStudent() const

{

cout << "姓名：" << name << " 生日:";

birthday.printDate();

cout << endl;

}

/*

int main()

{

myDate birthday;

Student stud;

Student ss[2];

int y, m, d, i;

string name_;

stud.printStudent();

for (i = 0; i < 2; i++)

ss[i].printStudent();

for (i = 0; i < 2; i++)

{

cout << "请输入学生的姓名和生日，生日以"年 月 日"的次序输入：";

cin >> name_ >> y >> m >> d;

ss[i].setStudent(name_, myDate(y, m, d));

}

for (i = 0; i < 2; i++)

ss[i].printStudent();

system("pause");

return 1;

}

*/

int main()

{

Student stud;

stud.printStudent();

stud.setName("chen");

stud.printStudent();

Student *spointer[2] = {new Student(),&stud};//使用构造函数生成对象指针数组

Student sy[2] = {Student(),stud};

for (int i = 0; i < 2; i++)

spointer[i]->printStudent();

for (int i = 0; i < 2; i++)

sy[i].printStudent();

stud.setName("wang");

for (int i = 0; i < 2; i++)

spointer[i]->printStudent();

spointer[0]->setName("liang");

spointer[1]->setName("liu");

for (int i = 0; i < 2; i++)

spointer[i]->printStudent();

stud.printStudent();

for (int i = 0; i < 2; i++)

sy[i].printStudent();

system("pause");

return 1;

}

运行结果：