On Fri, Oct 30, 2009 at 11:35, Mark Fowler <mark at twoshortplanks.com> wrote: > Compared to: > > perl -MO=Terse -e 'my $i; @new = grep { $i != $i } @old;' Irrelevant, since that doesn't do what you want. (Hint: swap '=' and '!'.) Cheers, Philip -- Philip Newton <philip.newton at gmail.com>