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Function template then
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Function template then

boost::yap::then

Synopsis

// In header: <boost/yap/algorithm.hpp>


template<typename Expr> decltype(auto) then(Expr && expr);

Description

Returns the then-expression in an if_else expression.

Equivalent to get(expr, 1_c).

[Note] Note

then() is only valid if Expr is an expr_kind::if_else expression.

Copyright © 2018 T. Zachary Laine

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)

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