111 lines
3.2 KiB
Markdown
111 lines
3.2 KiB
Markdown
[list.cons]
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# 23 Containers library [[containers]](./#containers)
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## 23.3 Sequence containers [[sequences]](sequences#list.cons)
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### 23.3.11 Class template list [[list]](list#cons)
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#### 23.3.11.2 Constructors, copy, and assignment [list.cons]
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[ð](#lib:list,constructor)
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`constexpr explicit list(const Allocator&);
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`
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[1](#1)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9211)
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*Effects*: Constructs an empty list, using the specified allocator[.](#1.sentence-1)
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[2](#2)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9215)
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*Complexity*: Constant[.](#2.sentence-1)
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[ð](#lib:list,constructor_)
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`constexpr explicit list(size_type n, const Allocator& = Allocator());
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`
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[3](#3)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9226)
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*Preconditions*: T is *Cpp17DefaultInsertable* into list[.](#3.sentence-1)
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[4](#4)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9230)
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*Effects*: Constructs a list withn default-inserted elements using the specified allocator[.](#4.sentence-1)
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[5](#5)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9235)
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*Complexity*: Linear inn[.](#5.sentence-1)
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[ð](#lib:list,constructor__)
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`constexpr list(size_type n, const T& value, const Allocator& = Allocator());
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`
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[6](#6)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9247)
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*Preconditions*: T is *Cpp17CopyInsertable* into list[.](#6.sentence-1)
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[7](#7)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9251)
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*Effects*: Constructs alist withn copies ofvalue,
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using the specified allocator[.](#7.sentence-1)
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[8](#8)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9261)
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*Complexity*: Linear inn[.](#8.sentence-1)
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[ð](#lib:list,constructor___)
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`template<class InputIterator>
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constexpr list(InputIterator first, InputIterator last, const Allocator& = Allocator());
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`
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[9](#9)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9274)
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*Effects*: Constructs alist equal to the range
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[first, last)[.](#9.sentence-1)
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[10](#10)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9281)
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*Complexity*: Linear indistance(first, last)[.](#10.sentence-1)
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[ð](#lib:list,constructor____)
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`template<[container-compatible-range](container.intro.reqmts#concept:container-compatible-range "23.2.2.1 Introduction [container.intro.reqmts]")<T> R>
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constexpr list(from_range_t, R&& rg, const Allocator& = Allocator());
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`
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[11](#11)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9294)
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*Effects*: Constructs a list object with the elements of the range rg[.](#11.sentence-1)
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[12](#12)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L9298)
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*Complexity*: Linear in ranges::distance(rg)[.](#12.sentence-1)
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