Handbook
Glossary
fica-base-unknown? ( object -- ? )
Vocabulary
taxes
.
usa
.
fica
Inputs and outputs
object
an
object
?
a
boolean
Word description
Tests if the object is an instance of the
fica-base-unknown
class.
Definition
USING:
classes.tuple.private
kernel
slots.private
;
IN:
taxes.usa.fica
:
fica-base-unknown?
( object -- ? )
dup
tuple?
[
layout-of
7
slot
\
fica-base-unknown
eq?
]
[
drop
f
]
if
;