name conflicts : static member functions « Class « C++ Tutorial

1. C++ Tutorial
2. Class
3. static member functions

/* The following code example is taken from the book
 * "C++ Templates - The Complete Guide"
 * by David Vandevoorde and Nicolai M. Josuttis, Addison-Wesley, 2002
 *
 * (C) Copyright David Vandevoorde and Nicolai M. Josuttis 2002.
 * Permission to copy, use, modify, sell and distribute this software
 * is granted provided this copyright notice appears in all copies.
 * This software is provided "as is" without express or implied
 * warranty, and with no claim as to its suitability for any purpose.
 */
#include <iostream>

int C;

class C {
  private:
    int i[2];
  public:
    static int f() {
        return sizeof(C);
    }
};

int f()
{
    return sizeof(C);
}

int main()
{
   std::cout << "C::f() = " << C::f() << ","
             << " ::f() = " << ::f() << std::endl;
}

C::f() = 8, ::f() = 4