[queue.special]

# 23 Containers library [[containers]](./#containers)

## 23.6 Container adaptors [[container.adaptors]](container.adaptors#queue.special)

### 23.6.3 Class template queue [[queue]](queue#special)

#### 23.6.3.6 Specialized algorithms [queue.special]

[ð](#lib:swap,queue)

`template<class T, class Container>
  constexpr void swap(queue<T, Container>& x, queue<T, Container>& y)
    noexcept(noexcept(x.swap(y)));
`

[1](#1)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L15980)

*Constraints*: is_swappable_v<Container> is true[.](#1.sentence-1)

[2](#2)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L15984)

*Effects*: As if by x.swap(y)[.](#2.sentence-1)
