in reply to Command line tool coding style?

It took me a while to figure out what you were doing, but after a while I finally discovered. It looks nice, but... isn't it easier to create a hash with the possible $_actions?

Update: Hmm... it's an almost 3 years old thread. Should have checked that before posting.

"2b"||!"2b";$$_="the question"
Besides that, my code is untested unless stated otherwise.
One more: please review the article about regular expressions (do's and don'ts) I'm working on.