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

Advance `iterator` to the next holiday code and return its previous value.

== Synopsis

Declared in `<bdlt_packedcalendar.h>`

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

== Description

Advance the specified `iterator` to refer to the next holiday code for the associated date in the associated calendar, and return the previous value of `iterator`. The behavior is undefined unless, on entry, `iterator` references a valid holiday code.

== Return Value

the previous value of `iterator`

== Parameters

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


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