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frd_fun.cpp
Upload User: dq031136
Upload Date: 2022-08-08
Package Size: 802k
Code Size: 0k
Category:
Visual C++ Books
Development Platform:
C++ Builder
- #include <iostream.h>
- class sample
- {
- int a, b;
- public:
- friend int sum(sample x);
- void set_ab(int i, int j);
- };
- void sample::set_ab(int i, int j)
- {
- a = i;
- b = j;
- }
- int sum(sample object)
- {
- /* Because sum is a friend of sample, it can access a and b directly */
- return object.a + object.b;
- }
- void main(void)
- {
- sample integer;
- cout << "Adding 3 and 4:" <<j endl;
- integer.set_ab(3,4);
- cout << sum(integer);
- }