Computer readable storage medium and method and system for increasing bill printing content

Abstract

The invention discloses a computer readable storage medium and a method and system for increasing bill printing content. The method comprises the following steps of: modifying a default printer of anexisting cashier system from a physical printer to a virtual printer; monitoring a printing port, when a clear bill printing command is monitored, intercepting a printing code, and carrying out analysis to obtain transaction information of the current transaction; and directly printing a clear bill or increasing user-defined printing content on the clear bill, wherein the step of direct printing the clear bill indicates re-editing the obtained transaction information and directly sending the re-edited transaction information to the physical printer, and the step of increasing the printing content on the clear bill indicates re-editing the obtained transaction information and the user-defined content and then sending the re-edited transaction information and user-defined content to the physical printer. According to the method and system, a printing content increasing program module is increased and the user-defined content can be increased on the clear bill, so that the operation efficiency is improved, the consumers are facilitated and the system transformation cost is greatly reduced.

Description

technical field [0001] The invention relates to the technical field of settlement bill printing in business places, in particular to a computer-readable storage medium and a method and system for adding printing content of settlement bills, which can conveniently add user-defined printing content to settlement bills in business places. Background technique [0002] Business places such as supermarkets, restaurants, and shopping malls mostly use computerized cash register systems for transaction settlement. This type of cash register system is generally equipped with a computer and POS cash register (including a printer), and cash register software is installed on the computer. When the consumer settles, the cashier software can correctly calculate the transaction amount of the current transaction, and display information such as money receivable, actual money received, change of money, etc., which reduces the cashier's calculation time for the transaction amount and improves ...

AI Technical Summary

Problems solved by technology

However, due to the existing cash register software, the printing content of the settlement bill is fixed, and if the printing content is increased, it is necessary to re-purchase the applicable software, or to develop and modify the existing software, which increases the cost

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