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

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)&period; The behavior is undefined unless, on entry, `iterator` references a valid transition that is not the first transition of the associated timetable&period;

== Synopsis

Declared in `&lt;bdlt&lowbar;timetable&period;h&gt;`

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


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