On Fri, Apr 14, 2006 at 12:18:33PM -0400, Brian Volk wrote: > > I'm working through the exercises in the Alpaca book. I don't > understand why you have to pass the check_items_for_all subroutine a > reference to a hash. Why can't you just pass it the hash itself... > check_items_for_all(%all) instead for (\%all) ? Could someone pls > explain this to me?
Subroutines take arguments in scalar context. As far as I can tell, it was a design decision. -- Chad Perrin [ CCD CopyWrite | http://ccd.apotheon.org ] "The first rule of magic is simple. Don't waste your time waving your hands and hopping when a rock or a club will do." - McCloctnick the Lucid -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
