这是一个java写的超市管理系统，包括销售，采购，库存等几个模块，是自己学习使用的，自知还有不少的bug，但是大家交流一下吧，适合java入门的朋友-This is a java written in supermarket management system, including sales, purchasing, inventory, and several other modules are used in their own learning, knowing there are a