[#BloombergLP-bdlc-PackedIntArrayImp-02-operator_subs]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/PackedIntArrayImp-02.adoc[PackedIntArrayImp&lt;PackedIntArrayImp&lowbar;Unsigned&gt;]::operator&lsqb;&rsqb;
:relfileprefix: ../../../
:mrdocs:

Return the value of the element at the specified `index`&period; The behavior is undefined unless `index &lt; length()`&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdlc/PackedIntArrayImp-02/ElementType.adoc[ElementType]
operator&lsqb;&rsqb;(std::size&lowbar;t index) const;
----


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