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