Standard library header <experimental/ranges/functional>
From cppreference.com
This header is part of the ranges library.
Function objects
Defined in namespace
std::experimental::ranges | |
invokes a Callable object with the given arguments (function template) | |
function object implementing x == y (class template) | |
function object implementing x != y (class template) | |
function object implementing x > y (class template) | |
function object implementing x < y (class template) | |
function object implementing x >= y (class template) | |
function object implementing x <= y (class template) | |
function object that returns its argument unchanged (class) |
Synopsis
namespace std { namespace experimental { namespace ranges { inline namespace v1 { template <class F, class... Args> std::result_of_t<F&&(Args&&...)> invoke(F&& f, Args&&... args); template <class T = void> requires /* see definition */ struct equal_to; template <class T = void> requires /* see definition */ struct not_equal_to; template <class T = void> requires /* see definition */ struct greater; template <class T = void> requires /* see definition */ struct less; template <class T = void> requires /* see definition */ struct greater_equal; template <class T = void> requires /* see definition */ struct less_equal; template <> struct equal_to<void>; template <> struct not_equal_to<void>; template <> struct greater<void>; template <> struct less<void>; template <> struct greater_equal<void>; template <> struct less_equal<void>; struct identity; }}}}