[#BloombergLP-bslalg-DequeIterator-0d-2constructor-0f]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslalg.adoc[bslalg]::xref:BloombergLP/bslalg/DequeIterator-0d.adoc[DequeIterator]::DequeIterator
:relfileprefix: ../../../
:mrdocs:

Create an iterator pointing to the first element in the block pointed to by the specified `blockPtrPtr`.

== Synopsis

Declared in `<bslalg_dequeiterator.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
DequeIterator(xref:BloombergLP/bslalg/DequeIterator-0d.adoc[BlockPtr]* blockPtrPtr);
----


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