LPM: Scope of $_
Frank Price
fprice at mis.net
Tue Jan 11 21:25:08 CST 2000
On Tue, 11 Jan 2000, Rich Bowen wrote:
#"AARON B. DOSSETT" wrote:
#>
#> 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?
Man, y'all are quick! For the magic Perl vars (the one which don't
start with a letter :-) it doesn't matter what namespace you're in:
they really are true globals.
-Frank.
____ ____
Frank Price fprice at mis.net
Linux: the choice of a GNU generation -|- Why not go mad?
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