Duplicate post. Ignore. 

my $nl = 1;
for my $i (0..$#array) {
   if (!$nl && $i%20==0) {
      print("\n$array[$i]");
      $nl = 1;
   } else {
      print(" $array[$i]");
      $nl = 0;
   }
}
print("\n") if !$nl;

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In reply to (DUP) Re: printing 20 characters in a line. by ikegami
in thread printing 20 characters in a line. by heidi

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