| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image forming apparatus or the like capable of preventing an electronic paper on which the latest data are displayed and an electronic paper on which data of the old edition are displayed from being intermingled, and preventing information from leaking even if the data are highly confidential. <P>SOLUTION: The image forming apparatus is equipped with a printing means 101 capable of printing print data on a fed electronic paper 112, a revision history acquiring means 111 for acquiring revision history of the print data, and a detecting means 20 for detecting whether or not the electronic paper possesses the data before revision based on the revision history of the print data acquired by the revision history acquiring means. Only when it is detected by the detecting means 20 that the electronic paper 112 possesses the data before revision of the print data, printing of the print data on the electronic paper is allowed to the printing means 101. <P>COPYRIGHT: (C)2009,JPO&INPIT |
