Fair point. Just switch things around a little... 
my %hash;
@hash{1..@list}=1;

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

[download]

Funny, this was how I did it originally, but I thought the other way round looked prettier :)

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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