[#BloombergLP-bdlc-PackedIntArrayImp-02-pop_back]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/PackedIntArrayImp-02.adoc[PackedIntArrayImp&lt;PackedIntArrayImp&lowbar;Unsigned&gt;]::pop&lowbar;back
:relfileprefix: ../../../
:mrdocs:

Remove the last element from this array&period; The behavior is undefined unless `0 &lt; length()` &period;

== Synopsis

Declared in `&lt;bdlc&lowbar;packedintarray&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
pop&lowbar;back();
----


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