[#BloombergLP-bdlcc-ObjectCatalogIter-2constructor-00]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlcc.adoc[bdlcc]::xref:BloombergLP/bdlcc/ObjectCatalogIter.adoc[ObjectCatalogIter]::ObjectCatalogIter
:relfileprefix: ../../../
:mrdocs:

Create an iterator for the specified `catalog` at its first member&period;

== Synopsis

Declared in `&lt;bdlcc&lowbar;objectcatalog&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
ObjectCatalogIter(xref:BloombergLP/bdlcc/ObjectCatalog.adoc[ObjectCatalog&lt;TYPE&gt;] const& catalog);
----

== Description

Create an iterator for the specified `catalog` and associate it with the first member of the `catalog`&period; If the `catalog` is empty then the iterator is initialized to be invalid&period; The `catalog` is locked for read for the duration of iterator&apos;s life&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *catalog*
| catalog to iterate
|===


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