VC6.0编译，这是一个简单com例子，适合初学者学习。先运行regcom.bat注册com，再在command提示符下运行CallCom.exe,则com被调用。-VC6.0 compiler, which is a simple example com, for beginners to learn. First running regcom.bat registration com, again the command prompt running CallCom.exe, com was