[#BloombergLP-bdlt-Timetable_ConstIterator-operator_dec] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlt.adoc[bdlt]::xref:BloombergLP/bdlt/Timetable_ConstIterator.adoc[Timetable_ConstIterator]::operator‐‐ :relfileprefix: ../../../ :mrdocs: Regress this iterator to refer to the previous transition in the associated timetable, and return a reference providing modifiable access to this object. The behavior is undefined unless, on entry, this iterator references a valid transition that is not the first transition of the associated timetable. == Synopsis Declared in `<bdlt_timetable.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- xref:BloombergLP/bdlt/Timetable_ConstIterator.adoc[Timetable_ConstIterator]& operator‐‐(); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#