| 摘要 |
PROBLEM TO BE SOLVED: To efficiently perform order cancellation processing (return processing) of a commodity ordered at a net supermarket.SOLUTION: A sales data processor comprises first reading means, second reading means and registration means. The first reading means reads commodity information for all commodities to be delivered to a customer from at least one first code symbol which is given onto a slip where the commodity information for the commodities to be delivered to a customer is written and includes the commodity information for all the commodities to be delivered to the customer. The second reading means reads the commodity information included in the second code symbol from the second code symbol which is given onto the slip and includes the commodity information on each of the commodities to be delivered to the customer. The registration means registers commodity information for the commodities obtained by removing the commodity information for commodities that the second reading means reads from the second symbols from the commodity information for all the commodities that the first reading means reads from the first code symbols as the commodity information on the commodities whose sales is closed. |
