The two replies by haukex
, and kcott
, are very good, and pretty well cover it.
I would only add that; if you find you're really hooked on when, and it get's nuked. You could always make it a sub, or export it from an earlier Perl release, and turn it into a CPAN module. :-)
Evil is good, for without it, Good would have no value
¡λɐp ʇɑəɹ⅁ ɐ əʌɐɥ puɐ ʻꜱdləɥ ꜱᴉɥʇ ədoH