| 摘要 |
PROBLEM TO BE SOLVED: To make the free distribution of an electronic document and the history management of the document compatible. SOLUTION: A document data part 110 showing the content of a document and a history list part 120 showing the history of an operation on the document are collectively stored in a document file 100. When a document management device operates the document, the document management device generates a history record showing the content of the operation and it is added to the end of the history list part 120. Even if the document is distributed and moved to a computer other than the generated computer, the history list part 120 of the document is read and the history is the document can be displayed when the computer has the function of the document management device. |
