Qt实现的一个数字时钟，是一个dll，运行bat就可以生成工程文件，调试的时候可以改成EXE程序-Qt to achieve a digital clock is a dll, run the bat can be generated on the project file, when debugging process can be altered into EXE

一个采用Swing编写的时钟界面程序，界面具有图形时钟和数字时钟2个功能-One clock UI program which use SWING！

数字时钟的显示，MFC中你可以将它设置在地脚出 让你的程序更加全面-Digital clock display program, MFC you can set it to sell your foot in a more comprehensive