Decrement the underlying iterator of the specified iterator, and return a copy of iterator before the decrement. The behavior is undefined if decrementing the underlying iterator is undefined.
Declared in <bdlb_transformiterator.h>
template<
class FUNCTOR,
class ITERATOR>
bdlb::TransformIterator<FUNCTOR, ITERATOR>
operator--(
TransformIterator<FUNCTOR, ITERATOR>& iterator,
int);