std::is_placeholder - Man Page

Determines if the given type _Tp is a placeholder in a bind() expression and, if so, which placeholder it is.

Synopsis

Inherits std::integral_constant< int, 0 >.

Public Types

typedef integral_constant< int, __v > type
typedef int value_type

Public Member Functions

constexpr operator value_type () const noexcept
constexpr value_type operator() () const noexcept

Static Public Attributes

static constexpr int value

Detailed Description

template<typename _Tp>

struct std::is_placeholder< _Tp >"Determines if the given type _Tp is a placeholder in a bind() expression and, if so, which placeholder it is.

C++11 [func.bind.isplace].

Since

C++11

Definition at line 263 of file functional.

Member Typedef Documentation

typedef integral_constant<int , __v> std::integral_constant< int , __v >::type [inherited]

Definition at line 66 of file type_traits.

typedef int  std::integral_constant< int , __v >::value_type [inherited]

Definition at line 65 of file type_traits.

Member Function Documentation

constexpr std::integral_constant< int , __v >::operator value_type () const [inline], [constexpr], [noexcept], [inherited]

Definition at line 67 of file type_traits.

constexpr value_type std::integral_constant< int , __v >::operator() () const [inline], [constexpr], [noexcept], [inherited]

Definition at line 72 of file type_traits.

Member Data Documentation

constexpr int  std::integral_constant< int , __v >::value [static], [constexpr], [inherited]

Definition at line 64 of file type_traits.

Author

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Info

Wed Sep 7 2022 libstdc++