dbf9e800
 Hu Chunming
提交_GLIBCXX_USE_CX...
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//
// Copyright (c) 2022 Vinnie Falco (vinnie.falco@gmail.com)
//
// 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)
//
// Official repository: https://github.com/boostorg/url
//
#ifndef BOOST_URL_OPTIONAL_HPP
#define BOOST_URL_OPTIONAL_HPP
#include <boost/url/detail/config.hpp>
#include <boost/optional.hpp>
namespace boost {
namespace urls {
/** The type of optional used by the library
*/
template<class T>
using optional = boost::optional<T>;
} // urls
} // boost
#endif
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