timtowtdi :) 
#!/usr/bin/perl
use strict;
use warnings;

my @list = qw( 1 3 5 4 2 6 7 8 9);

my %hash;
@hash{@list}=1;

delete $hash{$_} for (1..@list);

print "is sequence\n" unless %hash;

[download]

cLive ;-)

In reply to Re: Validate array of numbers in sequence by cLive ;-)
in thread Validate array of numbers in sequence by AcidHawk

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