字体、界面、时间差等试验程序，自己测试用的。-Fonts, interface, time poor testing procedures, their own test of the.

一些MFC程序小例子，包括获取窗口位置、产生随机数、时间控件的使用、计算时间差、读写文件-Some small examples of MFC program, including access to the window position, generates a random number, time controls, calculate the time difference, reading and writing files