[#BloombergLP-bdlt-operator_dec-0b]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlt.adoc[bdlt]::operator‐‐
:relfileprefix: ../../
:mrdocs:

Regress `iterator` and return its previous value.

== Synopsis

Declared in `<bdlt_timetable.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdlt/Timetable_ConstIterator.adoc[bdlt::Timetable_ConstIterator]
operator‐‐(
    xref:BloombergLP/bdlt/Timetable_ConstIterator.adoc[Timetable_ConstIterator]& iterator,
    int unused);
----

== Description

Regress the specified `iterator` to refer to the previous transition in the referenced timetable, and return an iterator referring to the original element (_before_ the decrementation). The behavior is undefined unless, on entry, `iterator` references a valid transition that is not the first transition of the associated timetable.

== Return Value

iterator referring to the original element

== Parameters

[cols="1,4"]
|===
| Name| Description
| *iterator*
| iterator to regress
| *unused*
| unused argument distinguishing the postfix operator
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#