Create an iterator using the specified data and index. 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.
Declared in <bdlt_dayofweekset.h>
DayOfWeekSet_Iter(
int data,
int index);