cpp/utility/functional/bit not void

is a specialization of std with parameter and return type deduced.

Member functions
{{member | {{small|std::bit_not<>::}}operator | 2= {{ddcl | 1= template< class T > constexpr auto operator( T&& arg ) const -> decltype(~std::forward(lhs)); }}

Returns the result of {{tt|~arg}}.

Return value
The result of. }}