[support.initlist.access]

# 17 Language support library [[support]](./#support)

## 17.11 Initializer lists [[support.initlist]](support.initlist#access)

### 17.11.4 Initializer list access [support.initlist.access]

[ð](#lib:begin,initializer_list)

`constexpr const E* begin() const noexcept;
`

[1](#1)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/support.tex#L4722)

*Returns*: A pointer to the beginning of the array[.](#1.sentence-1)

If size() == 0 the
values of begin() and end() are unspecified but they shall be
identical[.](#1.sentence-2)

[ð](#lib:end,initializer_list)

`constexpr const E* end() const noexcept;
`

[2](#2)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/support.tex#L4735)

*Returns*: begin() + size()[.](#2.sentence-1)

[ð](#lib:size,initializer_list)

`constexpr size_t size() const noexcept;
`

[3](#3)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/support.tex#L4746)

*Returns*: The number of elements in the array[.](#3.sentence-1)

[4](#4)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/support.tex#L4750)

*Complexity*: Constant time[.](#4.sentence-1)
