Handbook
Glossary
vertical-line? ( object -- ? )
Vocabulary
tinyvg
Inputs and outputs
object
an
object
?
a
boolean
Word description
Tests if the object is an instance of the
vertical-line
class.
Definition
USING:
classes.tuple.private
;
IN:
tinyvg
:
vertical-line?
( object -- ? )
\
vertical-line
9
tuple-instance?
;