Handbook
Glossary
go-back/forward ( history to from -- )
Vocabulary
models
.
history
Inputs
history
an
object
to
an
object
from
an
object
Outputs
None
Definition
USING:
kernel
models
sequences
;
IN:
models.history
::
go-back/forward
( history to from -- )
from
empty?
[
history to
(add-history)
from
pop
history
set-model
]
unless
;