TIMTOWT use the rolex operator! =) 
perl -e '
for $i (0..3) {
  $sub   = "xxx";
  $par   = "xxx " x $i;
  $count = () = $par =~ /\Q$sub\E/g;
  $msg   = qw( none one duplicates ) [ $count<2 ? $count : 2 ]; 
  print $msg,"\n";
}'
none
one
duplicates
duplicates

[download]

Cheers Rolf

In reply to Re: Counting SubStrings, Style Question by LanX
in thread Counting SubStrings, Style Question by se@n

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