... the number of 3-grams in a string is simply length( $string ) - 2 ;)
<picky_mode>
Only assuming the string does not contain whitespace.
</picky_mode>
use strict;
print map { (length($_) - 2) . "\n" } 
  split('\s+', "Just Another Perl Hacker");
__END__
2
5
2
4

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In reply to Re^2: finding number of contiguous letters by andreas1234567
in thread finding number of contiguous letters by Marknel

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