Static Keyword - Static Variable in OOPs (02)

 #include <iostream>

using namespace std;

class Example {

public:

    static int x; // remember to do it const, only way makes it work

};

int Example::x = 0;  // now main func, will share this same object of x.

int main() {

    Example eg1;

    Example eg2;

    Example eg3;

   

    cout << eg1.x++ << endl; // 0

    cout << eg2.x++ << endl; // 1

    cout << eg3.x++ << endl; // 2

    return 0;

}