Handbook
Glossary
bit-newly-set? ( old-value new-value bit -- bool )
Vocabulary
roms
.
space-invaders
Inputs
old-value
an
object
new-value
an
object
bit
an
object
Outputs
bool
an
object
Definition
USING:
kernel
math
;
IN:
roms.space-invaders
::
bit-newly-set?
( old-value new-value bit -- bool )
old-value bit
bit?
not
new-value bit
bit?
and
;