Usage of `if` versus `unless` for Perl conditionals

Posted by JS Bangs on Stack Overflow See other posts from Stack Overflow or by JS Bangs
Published on 2010-06-15T20:20:27Z Indexed on 2010/06/15 20:22 UTC
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What are some guidelines for the best use of if versus unless in Perl code? Are there strong reasons to prefer one or the other in some situations?

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