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

Regress this iterator and return a copy of its prior value.

== Synopsis

Declared in `<bdlt_dayofweekset.h>`

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

== Description

Regress this iterator to the previous valid data element, and return by value the value of this iterator before it was decremented. If there is no preceding data element, the value of `reverse_iterator(*this)` will be `rend()`.

== Return Value

by value the value of this iterator before it was decremented

== Parameters

[cols="1,4"]
|===
| Name| Description
| *postfix*
| unused parameter distinguishing the postfix operator
|===


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