32 lines
1.9 KiB
Markdown
32 lines
1.9 KiB
Markdown
[ispanstream.general]
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# 31 Input/output library [[input.output]](./#input.output)
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## 31.9 Span-based streams [[span.streams]](span.streams#ispanstream.general)
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### 31.9.4 Class template basic_ispanstream [[ispanstream]](ispanstream#general)
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#### 31.9.4.1 General [ispanstream.general]
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[ð](#lib:basic_ispanstream)
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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; // [[ispanstream.cons]](ispanstream.cons "31.9.4.2 Constructors"), constructorsexplicit basic_ispanstream(std::span<charT> s,
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ios_base::openmode which = ios_base::in);
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basic_ispanstream(const basic_ispanstream&) = delete;
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basic_ispanstream(basic_ispanstream&& rhs); template<class ROS> explicit basic_ispanstream(ROS&& s);
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basic_ispanstream& operator=(const basic_ispanstream&) = delete;
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basic_ispanstream& operator=(basic_ispanstream&& rhs); // [[ispanstream.swap]](ispanstream.swap "31.9.4.3 Swap"), swapvoid swap(basic_ispanstream& rhs); // [[ispanstream.members]](ispanstream.members "31.9.4.4 Member functions"), member functions basic_spanbuf<charT, traits>* rdbuf() const noexcept;
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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*; // *exposition only*};}
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[1](#1)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L10440)
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[*Note [1](#note-1)*:
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Constructing an ispanstream from a [*string-literal*](lex.string#nt:string-literal "5.13.5 String literals [lex.string]") includes the termination character '\0' in the underlying spanbuf[.](#1.sentence-1)
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â *end note*]
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