How to automatically apply a discount / surcharge rate for a cash register

摘要

According to the present invention, when a discount / surcharge rate is to be changed for each date / time zone, the necessary information is input to the cash register in advance and then applied to the cash register. The purpose is to provide a method for automatically applying a discount / surcharge rate for a cash register.;Method for automatically applying a discount / premium rate of the cash register of the present invention for achieving the above object is to receive the discount / premium rate and the period to be applied for each item in the program mode to store in the corresponding area; Determining whether a flag indicating that an item registered in the registration mode is an item to be discounted / added is set; If it is determined that the item is set as a discount / premium item, reading in the program mode and reading the discount / surcharge rate and an application period stored in a corresponding area; Determining whether a current date and time falls within the application period; And if the current date and time fall within the application period, calculating the sales amount by applying the discount / percentage rate to perform registration processing.