Handbook
Glossary
history
History models
Next:
<history> ( value -- history )
Vocabulary
models
.
history
Class description
History models record a timeline of previous values on calls to
add-history
, and can travel back and forth on the timeline with
go-back
and
go-forward
. History models are constructed by
<history>
.
Definition
USING:
models
;
IN:
models.history
TUPLE:
history
<
model
back forward
;