Yes, it does work. Try this, for example: 

$a = 1.2;
$b = 123456 ;
printf "%${a}f", $b ; # instead of printf "%1.2f", $b ;

[download]


to see it use the equivalent of %1.2f (quite why you'd want this, is another matter...!).

Cheers, -L-

In reply to Re: printf with variable display width by lukeyboy1
in thread printf with variable display width by jeanluca

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