Boost C++ Libraries Home Libraries People FAQ More
PrevUpHomeNext

Function operator!

boost::logic::operator! — Computes the logical negation of a tribool.

Synopsis

// In header: <boost/logic/tribool.hpp>


BOOST_CONSTEXPR tribool operator!(tribool x);

Description

Returns:

the logical negation of the tribool, according to the table:

!
false true
true false
indeterminate indeterminate

Throws:

 Will not throw.
Copyright © 2002-2004 Douglas Gregor

Use, modification and distribution is subject to 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)
PrevUpHomeNext