[DISCUSSION][RFC] Grapheme cluster for levenshtein function

Hi, internals.

I creating grapheme_levenshtein function that measure levenshtein
distance based on grapheme cluster in Unicode.
https://github.com/php/php-src/pull/16428

RFC is here:
https://wiki.php.net/rfc/grapheme_levenshtein

I want to discussion about grapheme_levenshtein function.
Feel free to comment.

Regards
Yuya

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Yuya Hamada (tekimen)

• https://tekitoh-memdhoi.info
• https://github.com/youkidearitai