What's wrong with how you are doing it? Making a one liner of it will only make it shorter -- not necessarily better: 

    my %hash;
    $hash{$_->[0]} = $_ for @$array_ref;
#or
    my %hash = map{$_->[0] => $_} @$array_ref;

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In reply to Re: optimizing code - need help by danger
in thread optimizing code - need help by Anonymous Monk

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