以C++示范使用微软操作系统内建指令”SUBST”的范例工具程序.在档案总管中加载虚拟磁盘驱动器,将您常用的目录变成磁盘驱动器代码,在我的计算机中方便快速的开启.-To C++ Model built using the Microsoft operating system command　SUBST　an example of tool procedures. In the File Manager to load a virtual disk drive, your directory of commonly used code into a disk drive in my computer to facilitate rapid open.