Perl: the Markov chain saw | |
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Re^2: Taking reference to functionby perlsaran (Sexton) |
on Apr 16, 2009 at 08:09 UTC ( [id://757881]=note: print w/replies, xml ) | Need Help?? |
\&thefunc is a good option..
It reduces memory consumption in symbol table
Using symbolicreferences confuses the programmer..
normally ppl will think $$variable = dereferenicing a scalar variable..if it is unavoidable then use
${"$variable"}
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