55 lines
1.4 KiB
Markdown
55 lines
1.4 KiB
Markdown
[string.view.modifiers]
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# 27 Strings library [[strings]](./#strings)
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## 27.3 String view classes [[string.view]](string.view#modifiers)
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### 27.3.3 Class template basic_string_view [[string.view.template]](string.view.template#string.view.modifiers)
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#### 27.3.3.7 Modifiers [string.view.modifiers]
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[ð](#lib:remove_prefix,basic_string_view)
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`constexpr void remove_prefix(size_type n);
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`
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[1](#1)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L1137)
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*Hardened preconditions*: n <= size() is true[.](#1.sentence-1)
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[2](#2)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L1141)
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*Effects*: Equivalent to: *data_* += n; *size_* -= n;
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[ð](#lib:remove_suffix,basic_string_view)
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`constexpr void remove_suffix(size_type n);
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`
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[3](#3)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L1152)
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*Hardened preconditions*: n <= size() is true[.](#3.sentence-1)
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[4](#4)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L1156)
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*Effects*: Equivalent to: *size_* -= n;
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[ð](#lib:swap,basic_string_view)
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`constexpr void swap(basic_string_view& s) noexcept;
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`
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[5](#5)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L1167)
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*Effects*: Exchanges the values of *this and s[.](#5.sentence-1)
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