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@verb #51:"undo" none none none rdo #60
@program #51:"undo" none none none
if (!(who = this:loaded(player)))
  player:tell(this:msg_nothing_loaded())
elseif (this.changes[who] == 0)
  player:tell("No changes to undo.")
else
  text = this.texts[who]
  this.texts[who] = this.changes[who]
  this.changes[who] = text
  this.times[who] = time()
  player:tell("Last function undone.")
  if (this.inserting[who] > 1 + length(this.texts[who]))
    this.inserting[who] = length(this.texts[who]) + 1
  endif
endif
"Last modified by Lao-Tzu (#8084) on Fri Jun 26 19:36:07 1998 EDT."
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