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guerrilla
on Oct 29, 2024
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What's New in POSIX 2024
Why was `isascii()` removed?
(Listed in the Sortix article linked in OP.)
oguz-ismail
on Oct 29, 2024
[–]
It would yield false-positives with non-UTF-8 encoded text. Big5 <
https://en.wikipedia.org/wiki/Big5#Encoding
> in particular was notorious for using ASCII values for trailing bytes. I don't know if it's still in use or if there are others.
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(Listed in the Sortix article linked in OP.)