SAVELESS DOCUMENTS

摘要

PURPOSE: A document which automatically stores changes is provided to prevent the loss of changes about an opened document in a recognition application program in abnormal completion of an application program by automatically storing changes about documents. CONSTITUTION: A current version of a document is displayed on a first UI of a computing device(702). An indication for indicating the stored versions is received from the document(704). A second UI is displayed in response to the reception of indication. A first part of the second UI displays the current version of the document. A second part of the second UI displays a specific previous version of the document.