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constexpr Rng & | base () const noexcept |
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constexpr iterator_t< Rng > | begin () const noexcept(noexcept(ranges::begin(*rng_))) |
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constexpr auto | data () const noexcept(noexcept(ranges::data(*rng_))) |
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constexpr auto | empty () const noexcept(noexcept(ranges::empty(*rng_))) -> bool |
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constexpr sentinel_t< Rng > | end () const noexcept(noexcept(ranges::end(*rng_))) |
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constexpr | ref_view (Rng &rng) noexcept |
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constexpr auto | size () const noexcept(noexcept(ranges::size(*rng_))) |
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constexpr auto | empty () const noexcept -> bool |
| Test whether a range can be empty:
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&&!detail ::has_fixed_size_< Cardinality > &&forward_range< D< True > const > constexpr bool | empty () const noexcept(noexcept(bool(ranges::begin(std::declval< D< True > const & >())==ranges::end(std::declval< D< True > const & >())))) |
| This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
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&&Cardinality< 0) &&(Cardinality !=infinite) &&(!forward_range< D< True > >) &&sized_range< D< True > > constexpr bool empty() noexcept(noexcept(bool(ranges::size(std::declval< D< True > & >())==0))) { return ranges::size(derived())==0;} template< bool True=true > &&Cardinality< 0) &&(Cardinality !=infinite) &&(!forward_range< D< True > const >) &&sized_range< D< True > const > constexpr bool empty() const noexcept(noexcept(bool(ranges::size(std::declval< D< True > const & >())==0))) { return ranges::size(derived())==0;} template< bool True=true > &&!detail ::has_fixed_size_< Cardinality > &&forward_range< D< True > > constexpr bool | empty () noexcept(noexcept(bool(ranges::begin(std::declval< D< True > & >())==ranges::end(std::declval< D< True > & >())))) |
| This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
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&&detail::can_empty_< D< True > const > constexpr | operator bool () const noexcept(noexcept(ranges::empty(std::declval< D< True > const & >()))) |
| This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
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&&detail::can_empty_< D< True > > constexpr | operator bool () noexcept(noexcept(ranges::empty(std::declval< D< True > & >()))) |
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view_interface & | operator= (view_interface &&)=default |
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view_interface & | operator= (view_interface const &)=default |
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| view_interface (view_interface &&)=default |
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| view_interface (view_interface const &)=default |
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