/* The following code example is taken from the book

  * "The C++ Standard Library - A Tutorial and Reference"

  * by Nicolai M. Josuttis, Addison-Wesley, 1999

  *

  * (C) Copyright Nicolai M. Josuttis 1999.

  * Distributed under the Boost Software License, Version 1.0. (See

  * accompanying file LICENSE_1_0.txt or copy at

  * http://www.boost.org/LICENSE_1_0.txt)

  */

 #include <iostream>

 /* print_elements()

  * - prints optional C-string optcstr followed by

  * - all elements of the collection coll

  * - separated by spaces

  */

 template <class T>

 inline void print_elements (const T& coll, const char* optcstr="")

 {

     typename T::const_iterator pos;

     std::cout << optcstr;

     for (pos=coll.begin(); pos!=coll.end(); ++pos) {

         std::cout << *pos << ' ';

     }

     std::cout << std::endl;

 }