小票样式打印模板设计,和管家婆的pos收银系统小票样式设计差不多-Small ticket printing template style designs, and the housekeeper s pos cash register system small votes style design almost

POS打印测试，可以按照你输入的内容以及设定的格式来打印小票。支持所有POS机。-POS print test

这个工具类定义了打印蓝牙小票的格式，传入输出流打印即可(This tool class defines the format for printing a bluetooth ticket, which can be printed in an output stream)