VC获取并设置当前文件夹为程序运行目录，先枚举出自己所在的路径，然后将这个路径设置为工作目录，再此不再多说了，功能比较单一，有空的时候参阅一下，尤其对初级用户有帮助。-VC to get and set the current folder for the program to run directory, where the first enumeration own path, and then the path to working directory, and then say no m