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      Defined in header <functional> 
      template<>
class bit_not<void>;
      		(since C++14)

      std::bit_not<void> is a specialization of std::bit_not with parameter and return type deduced.

      Nested types

      Nested type Definition
      is_transparent unspecified

      Member functions

      		 applies operator~ to its argument
      (public member function)

      std::bit_not<void>::operator()

      template< class T >
constexpr auto operator()( T&& arg ) const
    -> decltype(~std::forward<T>(arg));

      Returns the result of ~std::forward<T>(arg).

      Parameters

      arg - value to bitwise NOT

      Return value

      ~std::forward<T>(arg).

      Example