Handbook
Glossary
writer? ( object -- ? )
Vocabulary
slots
Inputs and outputs
object
an
object
?
a
boolean
Word description
Tests if the object is an instance of the
writer
class.
Definition
USING:
kernel
words
;
IN:
slots
:
writer?
( object -- ? )
dup
word?
[
"writer"
word-prop
]
[
drop
f
]
if
;