--- Kelly Jones <[EMAIL PROTECTED]> wrote:
> Inside a subroutine, I want to use this hash:
>
> %hash = ("apple" => "red", "pear" => "green", "[EMAIL PROTECTED]" =>
> "yellow");
>
> to set my($apple)="red", my($pear)="green", my($lemon)="yellow"
> [getting rid of the junk '@' and '!' chars in the key]
As noted, you absolutely *don't* want to do that, even though you think
you do. Just use the hash. However, to understand why you don't want
to do that, read Mark Jason Dominus' series of articles entitled "Why
it's stupid to `use a variable as a variable name'":
Part 1: http://perl.plover.com/varvarname.html
Part 2: http://perl.plover.com/varvarname2.html
Part 3: http://perl.plover.com/varvarname3.html
Cheers,
Ovid
--
Buy the book -- http://www.oreilly.com/catalog/perlhks/
Perl and CGI -- http://users.easystreet.com/ovid/cgi_course/
--
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
<http://learn.perl.org/> <http://learn.perl.org/first-response>
