[#BloombergLP-bdlt-DayOfWeekSet_Iter-2constructor-0e]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlt.adoc[bdlt]::xref:BloombergLP/bdlt/DayOfWeekSet_Iter.adoc[DayOfWeekSet_Iter]::DayOfWeekSet_Iter
:relfileprefix: ../../../
:mrdocs:

Create an iterator from the specified `data` bitmask and `index`.

== Synopsis

Declared in `<bdlt_dayofweekset.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
DayOfWeekSet_Iter(
    int data,
    int index);
----

== Description

If `index` is 1, this iterator references the first valid element of `data`; if `index` is 8, then this iterator references one past the last possible element in `data`. The behavior is undefined unless `0 == (data & 1)`, `index >= 0`, and `index <= 8`.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *data*
| days‐of‐week bitmask with bit 0 unused
| *index*
| iterator position in `[0 .. 8]`
|===


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