I think it would be useful.
For some reason, lots of people on stackoverflow has a hard time
implementing this function in userland:
on
https://stackoverflow.com/questions/2517947/ucfirst-function-for-multibyte-character-encodings
there are 10 broken implementations of mb_ucfirst, and 1 correct on
Hey internals
I recently saw a comment on Reddit about the lack of a multibyte version of
ucfirst and lcfirst.
I was surprised to see this is indeed the case.
I also checked the modes of mb_convert_case: the closest supported one is title
case, but there's no mode for only handling the first let
