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47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
//-----------------------------------------------------------------------------
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// boost mpl/example/tuple_from_list.cpp source file
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// See http://www.boost.org for updates, documentation, and revision history.
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//-----------------------------------------------------------------------------
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//
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// Copyright (c) 2002
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// Aleksey Gurtovoy
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include "boost/mpl/fold_backward.hpp"
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#include "boost/mpl/list.hpp"
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#include "boost/mpl/assert_is_same.hpp"
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#include "boost/tuple/tuple.hpp"
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#include <iostream>
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using namespace boost::mpl;
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template< typename Types > struct tuple_gen
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: fold_backward<
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Types
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, boost::tuples::null_type
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, boost::tuples::cons<_2,_1>
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>
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{
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};
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int main()
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{
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tuple_gen< list<int,char const*,bool> >::type t;
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boost::get<0>(t) = -1;
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boost::get<1>(t) = "text";
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boost::get<2>(t) = false;
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std::cout
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<< boost::get<0>(t) << '\n'
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<< boost::get<1>(t) << '\n'
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<< boost::get<2>(t) << '\n'
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;
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return 0;
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}
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