in reply to Please help, (perl hash)
My apologies to those who have taken the time to provide their otherwise excellent answers.
But really, since when have we resorted to completely answering somebody's obvious homework questions? In the past, we've requested that a user show a modicum of effort before we spill out the answer on the table. I didn't see that happen this time.
Has our philosophy of "show your work first" changed?
What can be asserted without proof can be dismissed without proof. - Christopher Hitchens