On 15/09/17 10:02, Tony Marston wrote: > Why is it not possible to identify a single upper and lower case variant > for every character in every character set?
Can't find the right unicode standard page, but https://www.elastic.co/guide/en/elasticsearch/guide/current/case-folding.html sums it up. -- Lester Caine - G8HFL ----------------------------- Contact - http://lsces.co.uk/wiki/?page=contact L.S.Caine Electronic Services - http://lsces.co.uk EnquirySolve - http://enquirysolve.com/ Model Engineers Digital Workshop - http://medw.co.uk Rainbow Digital Media - http://rainbowdigitalmedia.co.uk -- PHP Internals - PHP Runtime Development Mailing List To unsubscribe, visit: http://www.php.net/unsub.php
