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ugh! use "wantarray"! (Score:2)

by merlyn (47) <merlyn@stonehenge.com> on 2008.02.07 14:18 (#60949) Homepage Journal
sub history { shift; return my @h = reverse @history; }

Ugh! You really have two return values, so say so: sub history { shift; return wantarray ? reverse @history : scalar @history; } This saves the extra work of reversing something that you don't need to reverse.
--
- Randal L. Schwartz
- Stonehenge
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