Function: not
not is a for null, defined in data.c.
Signature
(not OBJECT)
Documentation
Return t if OBJECT is nil, and return nil otherwise.
Probably introduced at or before Emacs version 1.1.
notnot is a for null, defined in data.c.
(not OBJECT)
Return t if OBJECT is nil, and return nil otherwise.
Probably introduced at or before Emacs version 1.1.