| 摘要 |
A portable electronic device includes a database configured to store therein a plurality of lists each including at least one list element, a display configured to display the list elements, and controller configured to read list elements to be displayed from the database and to display the list elements on the display. The controller reads the list elements into a work memory for display from the database based on a identification data as to whether to read all the list elements into a work memory for display.
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