laziness, impatience, and hubris | |
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Re: uninitialized $_ sneaks past warnings in grep/map block or expressionby merlyn (Sage) |
on Sep 01, 2010 at 13:39 UTC ( [id://858336]=note: print w/replies, xml ) | Need Help?? |
If you understand the rule that it's ok to copy undef to another variable, but not use it in an operation, all of these make perfect sense.
-- Randal L. Schwartz, Perl hacker The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this document are to be interpreted as described in RFC 2119.
In Section
Seekers of Perl Wisdom
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