that's precisely what I was hoping for, the following change makes the original code work. 
my @D = map { sprintf($f[$_], $d[$_]) } 0..$#d;

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Thank you

In reply to Re^2: Is there an equivalent $. for lists or arrays in map or foreach? by bsdz
in thread Is there an equivalent $. for lists or arrays in map or foreach? by bsdz

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