From: David Abrahams (dave_at_[hidden])
Date: 2004-05-13 09:08:54
"Neal D. Becker" <ndbecker2_at_[hidden]> writes:
> I wonder if there is a more elegant approach?
Yeah: cache a value in the iterator with boost::optional<value_type>.
Put a new value in the cache when the iterator is incremented.
-- Dave Abrahams Boost Consulting http://www.boost-consulting.com