std::ranges::empty_view - Man Page

A view that contains no elements.


#include <ranges>

Inherits std::ranges::view_interface< empty_view< _Tp > >.

Public Member Functions

constexpr decltype(auto) back ()
constexpr decltype(auto) back () const
constexpr auto data () const noexcept(noexcept(ranges::begin(_M_derived())))
constexpr bool empty () const noexcept(noexcept(_S_empty(_M_derived())))
constexpr decltype(auto) front ()
constexpr decltype(auto) front () const
constexpr operator bool () const noexcept(noexcept(ranges::empty(_M_derived())))
constexpr operator bool () noexcept(noexcept(ranges::empty(_M_derived())))
constexpr decltype(auto) operator[] (range_difference_t< _Range > __n)
constexpr decltype(auto) operator[] (range_difference_t< _Range > __n) const
constexpr auto size () const noexcept(noexcept(_S_size(_M_derived())))

Static Public Member Functions

static constexpr _Tp * begin () noexcept
static constexpr _Tp * data () noexcept
static constexpr bool empty () noexcept
static constexpr _Tp * end () noexcept
static constexpr size_t size () noexcept

Detailed Description

template<typename _Tp>

requires is_object_v<_Tp>
class std::ranges::empty_view< _Tp >"A view that contains no elements.


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