#!/usr/bin/perl use strict; use warnings; use Benchmark qw /cmpthese/; cmpthese -5 => { init => 'my $title = ""; my $page = 0; my $chapter = 0; $title && $page && $chapter', def => 'my ($title, $page, $chapter); $title && $page && $chapter', }; __END__ Rate init def init 1165121/s -- -38% def 1876595/s 61% --