wnd

说明：  vb 怎么判断一个文件是否被打开，大家根据实际情况再修改吧。(vb how to determine whether a file is opened )

介绍基于Internet的可靠多播传输协议,适合学习网络协议的朋友(This paper introduces reliable multicast transport protocol based on Internet, which is suitable for friends who study network protocol.)

说明：  VB的程序,共享磁盘的,大家可以用来学习参考(VB program, shared disk, you can use to learn reference)

Office automation source 办公自动化源程序(Office automation source Office Automation Source Program)

说明：  WDM driver development documentation

说明：  The aspi source code for multimedia programming

判断输入的一串字符是否全是数字组成，可以作为对一些窗体输入的字符的判断(judgment imported a bunch of characters throughout the digital components that can be imported for some of the characters in the form of judgment)

计算器,可以进行表达试输入，并进行科学计算(is a calculator,you can use it calculator)

对输入框输入的进行判断是否符合要求,对数字的对小数点前和小数点后的进行判断,对日期的对日期的进行解析,判断年月日(Entered on the input box to judge whether it meets the requirements of the figures of the decimal point decimal point before and after the judge, on the date of the date of the conduct of analysis, to determine date)

重载实现的数字编辑框控件，详见代码，初学者使用(Overloaded implementation of digital editing box controls, see code for beginners)