[#absl-Mutex-ReaderTryLock]
= xref:absl.adoc[absl]::xref:absl/Mutex.adoc[Mutex]::ReaderTryLock
:relfileprefix: ../../
:mrdocs:

Deprecated alias for `try_lock_shared()`.

== Synopsis

Declared in `<absl/synchronization/mutex.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated, nodiscard]]
bool
ReaderTryLock();
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

`true` if the mutex was acquired, `false` otherwise.

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====

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