[#BloombergLP-bdlb-TransformIterator-operator_inc] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::xref:BloombergLP/bdlb/TransformIterator.adoc[TransformIterator]::operator++ :relfileprefix: ../../../ :mrdocs: Increment the underlying iterator of this object, and return a reference providing modifiable access to this object. The behavior is undefined if incrementing the underlying iterator is undefined. == Synopsis Declared in `<bdlb_transformiterator.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- xref:BloombergLP/bdlb/TransformIterator.adoc[TransformIterator<FUNCTOR, ITERATOR>]& operator++(); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#