递归查看日志

 private void GetAllLog(string file)
        {
            DirectoryInfo di = new DirectoryInfo(file);

            FileSystemInfo[] fsinfo = di.GetFileSystemInfos();

            foreach (FileSystemInfo fs in fsinfo)
            {
                if (fs is FileInfo)
                {
                    if (fs.Extension == ".log")
                    {
                        MainLog +="#"+fs.FullName+"\r\n\r\n"+ ReadLog(File.ReadAllText(fs.FullName));
                    }
                }
                if (fs is DirectoryInfo)
                    GetAllLog(fs.FullName);
            }
        }