This function returns t
if object is a record.
(recordp #s(a)) ⇒ t
This function creates and returns a record whose type is type and remaining slots are the rest of the arguments, objects.
(record 'foo 23 [bar baz] "rats") ⇒ #s(foo 23 [bar baz] "rats")
This function returns a new record with type type and length more slots, each initialized to object.
(setq sleepy (make-record 'foo 9 'Z)) ⇒ #s(foo Z Z Z Z Z Z Z Z Z)