##
@fields = @{ shift( @$array ) };
####
%indici{@fields} = 0..$#fields;
####
$item = $array[$row][$indici{$thefield}];
####
$item = fetchit( $row, $thefield );
sub fetchit{
$r = shift;
$f = shift;
$array[$r][$indici{$f}];
}