Handbook
Glossary
c-ptr? ( object -- ? )
Vocabulary
alien
Inputs and outputs
object
an
object
?
a
boolean
Word description
Tests if the object is an instance of the
c-ptr
class.
Definition
USING:
kernel
kernel.private
math.private
;
IN:
alien
:
c-ptr?
( object -- ? )
tag
1
swap
fixnum-shift-fast
578
fixnum-bitand
0
eq?
not
;