Collaboration diagram for Detection idiom:

#define	__cpp_lib_experimental_detect
template<typename...>
using	std::experimental::void_t
template<template< typename... > class _Op, typename... _Args>
using	std::experimental::is_detected
template<template< typename... > class _Op, typename... _Args>
using	std::experimental::detected_t
template<typename _Default, template< typename... > class _Op, typename... _Args>
using	std::experimental::detected_or
template<typename _Default, template< typename... > class _Op, typename... _Args>
using	std::experimental::detected_or_t
template<typename _Expected, template< typename... > class _Op, typename... _Args>
using	std::experimental::is_detected_exact
template<typename _To, template< typename... > class _Op, typename... _Args>
using	std::experimental::is_detected_convertible
template<template< typename... > class _Op, typename... _Args>
constexpr bool	std::experimental::is_detected_v
template<typename _Expected, template< typename... > class _Op, typename... _Args>
constexpr bool	std::experimental::is_detected_exact_v
template<typename _To, template< typename... > class _Op, typename... _Args>
constexpr bool	std::experimental::is_detected_convertible_v

Detailed Description

Since: Library Fundamentals TS v2. C++14.

Macro Definition Documentation

◆ __cpp_lib_experimental_detect

#define __cpp_lib_experimental_detect

A metafunction that always yields void, used for detecting valid types.

Definition at line 250 of file experimental/type_traits.

Typedef Documentation

◆ detected_or

template<typename _Default, template< typename... > class _Op, typename... _Args>

using std::experimental::fundamentals_v2::detected_or

A metafunction that always yields void, used for detecting valid types.

Definition at line 279 of file experimental/type_traits.

◆ detected_or_t

template<typename _Default, template< typename... > class _Op, typename... _Args>

using std::experimental::fundamentals_v2::detected_or_t

A metafunction that always yields void, used for detecting valid types.

Definition at line 282 of file experimental/type_traits.

◆ detected_t

template<template< typename... > class _Op, typename... _Args>

using std::experimental::fundamentals_v2::detected_t

A metafunction that always yields void, used for detecting valid types.

Definition at line 276 of file experimental/type_traits.

◆ is_detected

template<template< typename... > class _Op, typename... _Args>

using std::experimental::fundamentals_v2::is_detected

A metafunction that always yields void, used for detecting valid types.

Definition at line 270 of file experimental/type_traits.

◆ is_detected_convertible

template<typename _To, template< typename... > class _Op, typename... _Args>

using std::experimental::fundamentals_v2::is_detected_convertible

A metafunction that always yields void, used for detecting valid types.

Definition at line 292 of file experimental/type_traits.

◆ is_detected_exact

template<typename _Expected, template< typename... > class _Op, typename... _Args>

using std::experimental::fundamentals_v2::is_detected_exact

A metafunction that always yields void, used for detecting valid types.

Definition at line 285 of file experimental/type_traits.

◆ void_t

template<typename...>

using std::experimental::fundamentals_v2::void_t

A metafunction that always yields void, used for detecting valid types.

Definition at line 255 of file experimental/type_traits.

Variable Documentation

◆ is_detected_convertible_v

template<typename _To, template< typename... > class _Op, typename... _Args>

bool std::experimental::fundamentals_v2::is_detected_convertible_v

constexpr

A metafunction that always yields void, used for detecting valid types.

Definition at line 295 of file experimental/type_traits.

◆ is_detected_exact_v

template<typename _Expected, template< typename... > class _Op, typename... _Args>

bool std::experimental::fundamentals_v2::is_detected_exact_v

constexpr

A metafunction that always yields void, used for detecting valid types.

Definition at line 288 of file experimental/type_traits.

◆ is_detected_v

template<template< typename... > class _Op, typename... _Args>

bool std::experimental::fundamentals_v2::is_detected_v

constexpr

A metafunction that always yields void, used for detecting valid types.

Definition at line 273 of file experimental/type_traits.