73 lines
1.9 KiB
Markdown
73 lines
1.9 KiB
Markdown
[basic.string.literals]
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# 27 Strings library [[strings]](./#strings)
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## 27.4 String classes [[string.classes]](string.classes#basic.string.literals)
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### 27.4.7 Suffix for basic_string literals [basic.string.literals]
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[ð](#lib:operator%22%22s,string)
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`constexpr string operator""s(const char* str, size_t len);
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`
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[1](#1)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L5407)
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*Returns*: string{str, len}[.](#1.sentence-1)
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[ð](#lib:operator%22%22s,u8string)
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`constexpr u8string operator""s(const char8_t* str, size_t len);
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`
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[2](#2)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L5417)
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*Returns*: u8string{str, len}[.](#2.sentence-1)
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[ð](#lib:operator%22%22s,u16string)
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`constexpr u16string operator""s(const char16_t* str, size_t len);
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`
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[3](#3)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L5427)
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*Returns*: u16string{str, len}[.](#3.sentence-1)
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[ð](#lib:operator%22%22s,u32string)
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`constexpr u32string operator""s(const char32_t* str, size_t len);
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`
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[4](#4)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L5437)
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*Returns*: u32string{str, len}[.](#4.sentence-1)
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[ð](#lib:operator%22%22s,wstring)
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`constexpr wstring operator""s(const wchar_t* str, size_t len);
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`
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[5](#5)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L5447)
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*Returns*: wstring{str, len}[.](#5.sentence-1)
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[6](#6)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L5452)
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[*Note [1](#note-1)*:
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The same suffix s is used for chrono::duration literals denoting seconds but there is no conflict, since duration suffixes apply to numbers and string literal suffixes apply to character array literals[.](#6.sentence-1)
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â *end note*]
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