Function: map--plist-member
map--plist-member is a function alias for plist-member, defined in
fns.c.
Signature
(map--plist-member PLIST PROP &optional PREDICATE)
Documentation
Compatibility shim for plist-member in Emacs 29+.
Aliases
map--plist-member
widget-plist-member (obsolete since 26.1)