std::identity - Man Page

[func.identity] The identity function.


#include <functional>

Public Types

using is_transparent = __is_transparent

Public Member Functions

template<typename _Tp > constexpr _Tp && operator() (_Tp &&__t) const noexcept

Detailed Description

[func.identity] The identity function.

Definition at line 47 of file functional.

Member Typedef Documentation

using std::identity::is_transparent =  __is_transparent

Definition at line 55 of file functional.

Member Function Documentation

template<typename _Tp > constexpr _Tp && std::identity::operator() (_Tp && __t) const [inline], [constexpr], [noexcept]

Definition at line 52 of file functional.


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Tue Jan 17 2023 libstdc++