[Israel.pm] Perl Refactoring?
sweisman at pobox.com
Sun Nov 7 02:09:33 PST 2004
You could try adding "use strict" and then commenting out the
declarations. "perl -c" will then show errors if the variable is used.
Yuval Yaari wrote:
> I am the not-so-proud owner of amazingly nasty pieces of code (not
> written by me, so I take no responsibility :)).
> Trying to refactor some of them, I found out that I have many variables
> that are defined with some meaningless value and are never used.
> Is there a simple way to find out all the variables that are never
> actually used?
> I would like to remove them entirely from my code, as they make it look
> even worse for no reason at all.
> Any other refactoring tools/techniques are welcome :)
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