But $i^=$i makes $i 0 at once. So it's different to $i=!$i

Back in the ancient times of C64 Basic I used j=1-j

s$$([},&%#}/&/]+}%&{})*;#$&&s&&$^X.($'^"%]=\&(|?*{%
+.+=%;.#_}\&"^"-+%*).}%:##%}={~=~:.")&e&&s""`$''`"e

In reply to Re^4: Split a string based on change of character by Skeeve
in thread Split a string based on change of character by eyepopslikeamosquito

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