[#std-shared_lock-0b-swap]
= xref:std.adoc[std]::xref:std/shared_lock-0b.adoc[shared_lock<folly::SharedMutexImpl<ReaderPriority, Tag_, Atom, Policy>>]::swap
:relfileprefix: ../../
:mrdocs:

Swaps the managed mutex and token with another lock.

== Synopsis

Declared in `<folly/SharedMutex.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
swap(xref:std/shared_lock-0b.adoc[shared_lock]& other) noexcept;
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *other*
| Lock to swap state with.
|===


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