磁卡读写测试程序，兼容市面上大部分磁卡机，可作为中间件做其他类型的开发-Magnetic card reading and writing test procedures, compatible with the market the majority of magnetic machine, can be used as middleware to do other types of development

cmm解释器完整代码,包含词法分析模块,语法语义分析模块,中间代码生成模块,解释执行中间重新代码模块 ,中间代码采用四元式 界面简单,方便用户重新设计界面,只需要修改对应控件绑定事件-cmm interpreter complete code, including lexical analysis module, the syntax semantic analysis module, intermediate code generation module to explain the impl