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- // Copyright Louis Dionne 2013-2017
- // Distributed under the Boost Software License, Version 1.0.
- // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
- //! [main]
- #include <boost/hana/ext/std/tuple.hpp>
- #include <boost/hana/front.hpp>
- #include <tuple> // still required to create a tuple
- namespace hana = boost::hana;
- int main() {
- constexpr std::tuple<int, char, float> xs{1, '2', 3.0f};
- static_assert(hana::front(xs) == 1, "");
- }
- //! [main]
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