[#BloombergLP-bdlb-operator_inc-0e]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::operator++
:relfileprefix: ../../
:mrdocs:

Increment the underlying iterator of the specified `iterator`, and return a copy of `iterator` _before_ the increment. The behavior is undefined if incrementing the underlying iterator is undefined.

== Synopsis

Declared in `<bdlb_transformiterator.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class FUNCTOR,
    class ITERATOR>
xref:BloombergLP/bdlb/TransformIterator.adoc[bdlb::TransformIterator<FUNCTOR, ITERATOR>]
operator++(
    xref:BloombergLP/bdlb/TransformIterator.adoc[TransformIterator<FUNCTOR, ITERATOR>]& iterator,
    int);
----


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