/* 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. */template<typename T, typename R1, typename R2>Array<T,A_Subscript<T,R1,R2> >Array<T,R1>::operator[] (Array<T,R2> const & b) {    return Array<T,A_Subscript<T,R1,R2> >           (A_Subscript<T,R1,R2>(a.rep(),b.rep()));}