Handbook
Glossary
contains? ( elt obj -- ? )
Vocabulary
containers
Inputs
elt
an
object
obj
an
object
Outputs
?
an
object
Definition
IN:
containers
GENERIC:
contains?
( elt obj -- ? )
Methods
USING:
assocs
containers
;
M:
assoc
contains?
key?
;
USING:
containers
deques
;
M:
deque
contains?
deque-member?
;
USING:
containers
sequences
;
M:
sequence
contains?
member?
;
USING:
containers
sets
;
M:
set
contains?
in?
;