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##### value::if_double

Return a `double` pointer if this is a double, else return `nullptr`

    double const*
    if_double() const;
      » more...

    double*
    if_double();
      » more...

Copyright © 2019, 2020 Vinnie Falco
Copyright © 2020 Krystian Stasiowski
Copyright © 2022 Dmitry Arkhipov

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)