1 /*-----------------------------------------------------------------------------+
2 Copyright (c) 2010-2010: Joachim Faulhaber
3 +------------------------------------------------------------------------------+
4 Distributed under the Boost Software License, Version 1.0.
5 (See accompanying file LICENCE.txt or copy at
6 http://www.boost.org/LICENSE_1_0.txt)
7 +-----------------------------------------------------------------------------*/
8 #ifndef BOOST_ICL_CONCEPT_ELEMENT_SET_VALUE_HPP_JOFA_100924
9 #define BOOST_ICL_CONCEPT_ELEMENT_SET_VALUE_HPP_JOFA_100924
11 #include <boost/icl/type_traits/is_element_container.hpp>
13 namespace boost{ namespace icl
16 //==============================================================================
18 //==============================================================================
19 template<class Type, class Iterator>
20 inline typename enable_if<is_element_set<Type>, const typename Type::key_type>::type&
21 co_value(Iterator it_)
27 }} // namespace boost icl