in reply to Re^5: Counting matches
in thread Counting matches

What does this line do/mean? 
printf "%-15s  count %d\n",$_,$count{$_};

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Re^7: Counting matches
by poj (Abbot) on May 29, 2017 at 18:49 UTC

    it formats the print output, see printf and sprintf

     %-15s  a string 15 characters minimum width left justified
 %d     signed integer
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