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It would seem to me that most Unix commands return 0 when things are "OK." So.. if you want to accuse me of showing my C programming roots, I plead guily.
I understand the derivation, but still, the bland token OK has always suggested TRUE to me, and always will.
Hence my suggested alternative of use constant NOERROR => 0; which seems less likely to cause confusion.
That said, I wouldn't define a constant for 0 at all. It simply isn't necessary to compare against zero in Perl. The clearest idiom is simply:
But I'd still prefer setting $msg[ 0 ] == ''; and simply:
With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.