摘要 |
PURPOSE:To simplify the logic in a program, by avoiding the necessity of an application program sensible of field name, when a data of a field with a desired attribute is inputted from a display device. CONSTITUTION:An application program 1 makes processing based on a data transmitted via an input and output control section 2 from a display device 3 and detects whether or not the inputted data is correct. The section 2 intermediates between the application program 1 and the display 3. A screen of the display 3 is split into a plurality of fields A, B and C. A screen definition table 4 consists of a field table and a group table. |