For anyone wishing to do this now, note that since version 1.35 (October 2013) List::Util has had a product function to perform precisely this task.

#!/usr/bin/env perl
use strict;
use warnings;
use List::Util 1.35 'product';

my @a = (1, 2, 3, 4, 5);

print product @a;

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In reply to Re^2: Product of a list of numbers? by hippo
in thread Product of a list of numbers? by ruffer_rinsin

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