[string.special]

# 27 Strings library [[strings]](./#strings)

## 27.4 String classes [[string.classes]](string.classes#string.special)

### 27.4.4 Non-member functions [[string.nonmembers]](string.nonmembers#string.special)

#### 27.4.4.3 swap [string.special]

[🔗](#lib:swap,basic_string)

`template<class charT, class traits, class Allocator>
  constexpr void
    swap(basic_string<charT, traits, Allocator>& lhs,
         basic_string<charT, traits, Allocator>& rhs)
      noexcept(noexcept(lhs.swap(rhs)));
`

[1](#1)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/strings.tex#L5001)

*Effects*: Equivalent to lhs.swap(rhs)[.](#1.sentence-1)