Regress this reverse iterator to the previous element and return *this.
Synopsis
Declared in <bdlt_calendarreverseiteratoradapter.h>
CalendarReverseIteratorAdapter<ITERATOR>&
operator‐‐();
Description
Modify this reverse iterator to refer to the previous element in the reverse iteration sequence, and return a reference providing modifiable access to this reverse iterator. The behavior is undefined unless, on entry, this reverse iterator does not have the same value as a reverse iterator at the start of the underlying sequence.
Return Value
a reference providing modifiable access to this reverse iterator
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