//应用程序的可执行文件的路径

            string apppath = Application.ExecutablePath;

            //指定路径字符串的父目录信息,即当前目录的上一级目录

            string str = Path.GetDirectoryName(apppath);

            //指定路径字符串的扩展名

            string strKZM = Path.GetExtension(apppath);

            //不带扩展名的文件名

            string strFileName = Path.GetFileNameWithoutExtension(apppath);

            //包括文件名和扩展名

            string strFile = Path.GetFileName(apppath);

            //是否包括了文件扩展名

            bool bISExtension = Path.HasExtension(apppath);

            //指定路径字符串的绝对路径

            string strJDLJ = Path.GetFullPath(apppath);

            //指定路径的根目录

            string strGML = Path.GetPathRoot(apppath);

            //当前系统的的临时文件夹的路径

            string strTemp = Path.GetTempPath();

            //判断是绝对路径还是相对路径

            bool bT = Path.IsPathRooted(apppath);

            //路径字符串的分隔符

            char c = Path.DirectorySeparatorChar;

            //环境变量中分割路径字符串的分隔符

            c = Path.PathSeparator;