static constexpr
basic_static_string::size_type npos = basic_static_string::size_type(-1);

Copyright © 2019, 2020 Krystian Stasiowski
Copyright © 2016-2019 Vinnie Falco

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)