我在这里设计的条形码产生和识别的程序，一方面是为了使自己弄清条形码的产生原理；另一方面也是为了通过程序的建造来实现一种产生条形码的软件。-Here I have designed bar code and identification procedures, one is to make ourselves understand the principle of producing barcode; the other is to adopt procedures to achieve the