#include<iostream>
using namespace std;
class Time
{
public:
Time();
friend void display();
private:
int hour, minu, sec;
};
Time::Time()
{
hour = 11;
minu = 11;
sec = 11;
}
void display()
{
Time t;
cout << t.hour << ":" << t.minu << ":" << t.sec << endl;
}
void main()
{
display();
}
#include<iostream>
using namespace std;
class Date;
class Time {
public:
Time(int, int, int);
void display(Date&);
private:
int hour, minu, sec;
};
class Date {
public:
Date(int, int, int);
friend void Time::display(Date&);
private:
int year, month, day;
};
Time::Time(int h, int m, int s) {
hour = h;
minu = m;
sec = s;
}
Date::Date(int y, int m, int d) {
year = y;
month = m;
day = d;
}
void Time::display(Date& d1) {
cout << d1.year << "." << d1.month << "." << d1.day << endl;
cout << hour << ":" << minu << ":" << sec << endl;
}
void main() {
Time t1(23, 31, 24);
Date d1(2014, 2, 3);
t1.display(d1);
}
标签：5.8,void,int,sec,Time,Date,display From： https://www.cnblogs.com/lml66/p/17383536.html