count
andfindall
now accept anAbstractChar
argument to search for a character in a string ([#38675]).
- Two argument methods
findmax(f, domain)
,argmax(f, domain)
and the correspondingmin
versions ([#27613]). isunordered(x)
returns true ifx
is value that is normally unordered, such asNaN
ormissing
.
islowercase
andisuppercase
are now compliant with the Unicode lower/uppercase categories ([#38574]).