Handbook
Glossary
pong-gadget? ( object -- ? )
Vocabulary
pong
Inputs and outputs
object
an
object
?
a
boolean
Word description
Tests if the object is an instance of the
pong-gadget
class.
Definition
USING:
classes.tuple.private
;
IN:
pong
:
pong-gadget?
( object -- ? )
\
pong-gadget
11
tuple-instance?
;