Handbook
Glossary
<new-tetris> ( old -- new )
Vocabulary
tetris
.
game
Inputs
old
an
object
Outputs
new
an
object
Definition
USING:
accessors
kernel
;
IN:
tetris.game
:
<new-tetris>
( old -- new )
board>>
[
width>>
]
[
height>>
]
bi
<tetris>
;