On Aug 3, David Dorward said: >On 3 Aug 2004, at 13:26, [EMAIL PROTECTED] wrote: >> Does anyone know a simple way to determine if a number is odd or even? > >Use the modulus operator. If $foo % 2 has remainder 1, then it is odd, >if it has remainder 0, then it is even.
While I find this a silly question, I'll chime in with the "computer scientist"'s response. Using the bitwise & operator is faster than the modulus operator. my $odd = ($num & 1); -- Jeff "japhy" Pinyan % How can we ever be the sold short or RPI Acacia Brother #734 % the cheated, we who for every service http://japhy.perlmonk.org/ % have long ago been overpaid? http://www.perlmonks.org/ % -- Meister Eckhart -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
