function in struct c 2b 2b

1struct Person
2{
3    char name[50];
4    int age;
5    float salary;
6};

1struct foo {
2  int bar;
3  foo() : bar(3) {}   //look, a constructor
4  int getBar() 
5  { 
6    return bar; 
7  }
8};
9
10foo f;
11int y = f.getBar(); // y is 3