#include <iostream.h> void valFunction(int a); void refFunction(int &a); void main(void) { int i = 5; cout << "i = " << i << endl; valFunction(i); cout << "i = " << i << endl; refFunction(i); cout << "i = " << i << endl; } void valFunction(int x) { x = 10; } void refFunction(int &x) { x = 12; } Output: i = 5 i = 5 i = 12Previous page