Instead of using a space, I'd use U+002063. It would work just as the name suggests: INVISIBLE SEPARATOR

my @list = split m/\x{2063}/ => s{(.)\K(?!\1)}{\x{2063}}gr;

[download]

And I agree that once you have learned about \K and /r you will you that over and over and over again.


Enjoy, Have FUN! H.Merijn

In reply to Re^6: Yet Another Rosetta Code Problem (Perl, Ruby, Python, Haskell, ...) by Tux
in thread Yet Another Rosetta Code Problem (Perl, Ruby, Python, Haskell, ...) by eyepopslikeamosquito

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