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

Advance `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

Advance the specified `iterator` to refer to the next transition in the referenced timetable, and return an iterator referring to the original element (_before_ the advancement). The behavior is undefined unless, on entry, `iterator` references a valid transition.

== Return Value

iterator referring to the original element

== Parameters

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


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