Description: Experiment a supermarket cash register system POS, an experimental requirements • Data files: cashier user information, commodity information • completion- cashiers log, cycles sales operation- can be entered for each sales item number and quantity of goods, and finally to the control Taiwan export cashier articles, including: the list of goods/quantity, the total amount of • must use the object oriented method, two issues of this study required the completion of object-oriented approach, it should make use of object-oriented method of the contents of the experimental requirements simulation. Three data structures to establish three categories: Class cashier, sales of single-class, commodity. According to design various types of methods and properties.
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