LPM: Scope of $_
rbowen at rcbowen.com
Tue Jan 11 21:14:03 CST 2000
"AARON B. DOSSETT" wrote:
> > So you tell me...am I confused or disappointed? I looked in Learning Perl
> > and Programming Perl, but didn't find the answer. Is there something I can
> > do to protect $_ ? I tried my ($_) but perl didn't like that.
> You're disappointed, and rightly so. There's only one $_ and a change made
> to it anywhere is reflected everywhere else.
But $main::_ is not the same variable as $rtf2html::_ is it? I know that
using $_ all over the place can break things, but I figure that when you
were in another name space, as in calling a function in another module,
that you'd be (reasonably) safe. No?
Lexington Perl Mongers - http://lexington.pm.org/
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