in reply to Perl cheat sheet
$foo = "bar"; $$foo
Just to make sure that I'm reading this correctly. This is saying, "if $foo is a scalar value, don't try to expand it as an array reference." Is that correct?
Just wanted to make sure that I was off the NEVER list.
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Re: Re: Perl cheat sheet
by Juerd (Abbot) on Jan 01, 2003 at 14:09 UTC |
In Section
Craft