删除过期Log

删除时间范围外文件

 private static void DeleteOldLogs()
        {
            try
            {
                //  string s =Directory.GetCurrentDirectory();
                var path = Application.StartupPath + "\\ErrLog";
                if (!Directory.Exists(path)) return;
                var files = Directory.GetFiles(path);
                if (files.Length <= 0) return;
                foreach (var file in files)
                {
                    var dt = new FileInfo(file);
                    if ((DateTime.Now.Date - dt.CreationTime.Date).TotalDays > 15)
                        dt.Delete();
                }
            }
            catch (Exception ex)
            {
                LogHelper.Log("DeleteOldLogs", ex.ToString());
            }
        }