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Re^3: Better expression for $x = !!$y||0

by merlyn (Sage)
on Apr 19, 2005 at 14:05 UTC ( #449249=note: print w/replies, xml ) Need Help??


in reply to Re^2: Better expression for $x = !!$y||0
in thread Better expression for $x = !!$y||0

$x = int !!$y;
There's no promise in the docs that the result of "!" will be "1" and "undef". It could be "37" for "a true value".

-- Randal L. Schwartz, Perl hacker
Be sure to read my standard disclaimer if this is a reply.

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[Corion]: Hurr - use lib glob '/opt/perl/foo*'; - I'm not really sure if that is sane ;-D

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