> -----Original Message----- > From: Connie Chan [mailto:[EMAIL PROTECTED]] > Sent: Monday, July 15, 2002 10:30 AM > To: Bob Showalter; [EMAIL PROTECTED] > Subject: Re: our %hash problem when require > > > > The "our" declaration is for the current file only, so you need > > "our" in Script 1. > > Ooooo.... seems I am hopeness... > > > $a is a "special" variable (used in sort blocks), so it gets a > > "free pass" from use strict, just like all the other special > > variables ($_, $/, etc.). > > Was you the guy told me not to use $a, $b ... =)
No. > I remember this hardly, but some days ago, uncle Drieux told > me told me that's different for a demo code or gradeful code in > real. So I believe I can use here =) You can use it. The question was why "use strict" doesn't complain even if you don't have our($a). The answer is that all of perl's special variables work that way. > > > > > Generally, experts would advise against using $a and $b as variables > > in your programs. > > > > I swear that I never use $a, $b in real, even they are no > conflict with > sorting. > I 'd choose some meanful var name, for better maintence, right ? =) The syntax police won't come and take you away, I promise! It's just one of those general "watch out for this" kind of things. -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
