James Edward Gray II wrote: > On Feb 27, 2004, at 6:55 AM, Michael C. Davis wrote: > > > Hi list, > > > > I just ran across some unexpected results in passing arguments to > > user-defined subroutines. Could someone who has been around Perl a > > while > > longer check this and make sure I'm seeing this right? > > > > I've got some code that implements a constant as a subroutine call (to > > keep > > the constant from being modified). When I use that subroutine in an > > arithmetic expression, it is consuming everything to the right of it > > as its > > argument list. > > Obviously, you can always use parens to make statements unambiguous, as > you've demonstrated. I add parens to any subroutine I define. It > helps me tell them from the built-ins, among other things. > > In the specific case you show though, constants, I prefer a different > answer: > > use constant DEBUG => 2; > > For details on that, try feeding your command line: > > perldoc constant > > Hope that helps. > > James
I'd vote with you, on both points. Thanks. Joseph -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
