joint_view.cpp

来自「boost库提供标准的C++ API 配合dev c++使用,功能更加强大」· C++ 代码 · 共 40 行

// + file: libs/mpl/test/joint_view.cpp
// + last modified: 25/may/03

// Copyright (c) 2001-03
// Aleksey Gurtovoy
//
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee, 
// provided that the above copyright notice appears in all copies and 
// that both the copyright notice and this permission notice appear in 
// supporting documentation. No representations are made about the 
// suitability of this software for any purpose. It is provided "as is" 
// without express or implied warranty.
//
// See http://www.boost.org/libs/mpl for documentation.

#include "boost/mpl/joint_view.hpp"
#include "boost/mpl/range_c.hpp"
#include "boost/mpl/equal.hpp"
#include "boost/mpl/size.hpp"
#include "boost/static_assert.hpp"

namespace mpl = boost::mpl;

int main()
{
    typedef mpl::joint_view<
          mpl::range_c<int,0,10>
        , mpl::range_c<int,10,15>
        > numbers;

    typedef mpl::range_c<int,0,15> answer;

    BOOST_STATIC_ASSERT((mpl::equal<numbers,answer>::type::value));
    BOOST_STATIC_ASSERT((mpl::size<numbers>::value == 15));

    return 0;
}