[#boost-urls-url-swap]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/url.adoc[url]::swap
:relfileprefix: ../../../
:mrdocs:


Swap the contents.

== Synopsis


Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/url.hpp#L360[boost/url/url.hpp]>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
swap(xref:boost/urls/url.adoc[url]& other) noexcept;
----

== Description


Exchanges the contents of this url with another        url. All views, iterators and references remain valid.

If `this == &other`, this function call has no effect.


=== Example

[,cpp]
----
url u1( "https://www.example.com" );
url u2( "https://www.boost.org" );
u1.swap(u2);
assert(u1 == "https://www.boost.org" );
assert(u2 == "https://www.example.com" );
----

=== Complexity

Constant


=== Exception Safety

Throws nothing.



== Parameters


|===
| Name | Description

| *other*
| The object to swap with


|===



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