Docs4dev
Docs
cpp / latest / utility / functional / equal_to_void.html

std::equal_to<void>

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

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

Nested types

Nested type Definition
is_transparent unspecified

Member functions

operator()
tests if the two arguments compare equal
(public member function)

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

template< class T, class U >
constexpr auto operator()( T&& lhs, U&& rhs ) const
    -> decltype(std::forward<T>(lhs) == std::forward<U>(rhs));

Returns the result of equality comparison between lhs and rhs.

Parameters

lhs, rhs - values to compare

Return value

std::forward<T>(lhs) == std::forward<U>(rhs).

Example

© cppreference.com
Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.
https://en.cppreference.com/w/cpp/utility/functional/equal_to_void