?? accum7.cpp
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/* 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 "accum6.hpp"#include <iostream>class MultPolicy { public: template<typename T1, typename T2> static void accumulate (T1& total, T2 const& value) { total *= value; }};int main(){ // create array of 5 integer values int num[] = { 1, 2, 3, 4, 5 }; // print product of all values std::cout << "the product of the integer values is " << Accum<int,MultPolicy>::accum(&num[0], &num[5]) << '\n';}
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