http://www.perlmonks.org?node_id=847969


in reply to Re: The science fiction writer who most personifies Perl is:
in thread The science fiction writer who most personifies Perl is:

Are all those S supposed to be dollar signs?

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Re^3: The science fiction writer who most personifies Perl is:
by ww (Archbishop) on Jul 04, 2010 at 13:31 UTC
    No, "s" is correct; there's a very obscurely implied ellipsis ("and so on"); previous node's blockquote is verbatim from site. We're looking at a substitution:
    $o =~ s/./chr((ord($&)-13+$f*&e)%26+65)/eg;
    See Bruce Schneier's Counterpane site, referenced by author's errata.