dateClass.cpp

#include <iostream>

using namespace std;

class DateClass {
    public:
        int m_year;
        int m_month;
        int m_day;
        
        void print(){
            cout << m_year << "/" << m_month << "/" << m_day;
        }
};


int main(){
    DateClass today { 2018, 9, 1 };
    
    today.m_day = 2;                         // use member selection oparetor to select a member variable of the class
    today.print();                           // use memeber selection oparetor to call a member function of the class
    
    return 0;
}