28 lines
649 B
C++
28 lines
649 B
C++
|
// Copyright (C) 2016-2018 T. Zachary Laine
|
||
|
|
//
|
||
|
|
// 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)
|
||
|
|
//[ calc2b
|
||
|
|
#include <boost/yap/expression.hpp>
|
||
|
|
|
||
|
|
#include <iostream>
|
||
|
|
|
||
|
|
|
||
|
|
int main ()
|
||
|
|
{
|
||
|
|
using namespace boost::yap::literals;
|
||
|
|
|
||
|
|
// Displays "5"
|
||
|
|
std::cout << make_expression_function(1_p + 2.0)(3.0) << std::endl;
|
||
|
|
|
||
|
|
// Displays "6"
|
||
|
|
std::cout << make_expression_function(1_p * 2_p)(3.0, 2.0) << std::endl;
|
||
|
|
|
||
|
|
// Displays "0.5"
|
||
|
|
std::cout << make_expression_function((1_p - 2_p) / 2_p)(3.0, 2.0) << std::endl;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
//]
|