[#bsl-weak_ptr-0d-expired]
= xref:bsl.adoc[bsl]::xref:bsl/weak_ptr-0d.adoc[weak_ptr]::expired
:relfileprefix: ../../
:mrdocs:

Return `true` if this weak pointer is in the empty state or the object that it originally referenced has been destroyed, and `false` otherwise.

== Synopsis

Declared in `<bslstl_sharedptr.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
expired() const noexcept;
----


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