[#BloombergLP-bdlc-PackedIntArrayConstIterator-operator_subs]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/PackedIntArrayConstIterator.adoc[PackedIntArrayConstIterator]::operator[]
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:mrdocs:

Return the element that is the specified `offset` from the element reference by this array. The behavior is undefined unless for this iterator, referencing an element within a `PackedIntArray` `array`, `PackedIntArrayConstInterator() != *this` and `0 <= *this ‐ array.begin() + offset < array.length()`.

== Synopsis

Declared in `<bdlc_packedintarray.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
TYPE
operator[](std::ptrdiff_t offset) const;
----


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