一个简易的计算器，用VFP写的，有兴趣的可以看一下，也许对你有帮助-A simple calculator written in VFP are interested can look at, and may be helpful to you. .

delphi的计算器，access数据库保存操作记录，EXCEL导出操作记录，很简单，适合初学者-delphi calculator, access database save operation records, EXCEL export operation records, very simple, suitable for beginners

这是一款简易计算器，使用esclipse制作完成-This is a simple calculator, produced using esclipse