Handbook
Glossary
BOOLEAN? ( object -- ? )
Vocabulary
db
.
types
Inputs and outputs
object
an
object
?
a
boolean
Word description
Tests if the object is an instance of the
BOOLEAN
class.
Definition
USING:
kernel
;
IN:
db.types
:
BOOLEAN?
( object -- ? )
\
BOOLEAN
eq?
;