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