[ispanstream.general] (original) (raw)

31 Input/output library [input.output]

31.9 Span-based streams [span.streams]

31.9.4 Class template basic_ispanstream [ispanstream]

31.9.4.1 General [ispanstream.general]

namespace std { template<class charT, class traits = char_traits<charT>> class basic_ispanstream: public basic_istream<charT, traits> { public: using char_type = charT;using int_type = typename traits::int_type;using pos_type = typename traits::pos_type;using off_type = typename traits::off_type;using traits_type = traits;explicit basic_ispanstream(std::span<charT> s, ios_base::openmode which = ios_base::in); basic_ispanstream(const basic_ispanstream&) = delete; basic_ispanstream(basic_ispanstream&& rhs);template<class ROS> explicit basic_ispanstream(ROS&& s); basic_ispanstream& operator=(const basic_ispanstream&) = delete; basic_ispanstream& operator=(basic_ispanstream&& rhs);void swap(basic_ispanstream& rhs); basic_spanbuf<charT, traits>* rdbuf() const noexcept; std::span<const charT> span() const noexcept;void span(std::span<charT> s) noexcept;template<class ROS> void span(ROS&& s) noexcept;private: basic_spanbuf<charT, traits> sb; };}

[Note 1:

Constructing an ispanstream from a string-literalincludes the termination character '\0'in the underlying spanbuf.

— _end note_]