http://perldoc.perl.org/5.10.1/perlop.html#Logical-or,-Defined-or,-and-Exclusive-Or Perhaps add your comments above as to the brief availablity of err after the mention of xor. Ikigama's observation that you might not even need the lower-precedence version would be good to tell people, too.

In reply to Re^6: What's the opposite of // (err) operator? by John M. Dlugosz
in thread What's the opposite of // (err) operator? by John M. Dlugosz

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