this is source code for billing system application in c language.. this program are made from dev-c-this is source code for billing system application in c language.. this program are made from dev-cpp

这是一个用时下最流行的脚本语言ruby开发的一个网上购物程序，使用rails2.2开发的。-This is a use of the most popular scr ipting language ruby ??development of an online shopping program, the use of rails2.2 development.