In strict.pm I go over why barewords can be a problem. I don't agree with the term "unsafe" here. strict.pm helps Perl find simple mistakes for you.

Undeclared variables are only a problem in that they prevent Perl from (reliably) telling you when you put a typo in a variable name.

        - tye (but my friends call me "Tye")

In reply to (tye)Re: Regular Expression Question by tye
in thread What happens with empty $1 in regular expressions? (was: Regular Expression Question) by marcblecher

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