ArtOfWords.Models.FileSelector.BackupFilesManager.RemoveExpiredBackups C# (CSharp) Метод

        private static void RemoveExpiredBackups(IOrderedEnumerable<SemiAutoSaveFileAttr> orderedList)
        {
            int found = 0;
            foreach (var item in orderedList)
            {
                found++;

                // 直近五個は保管しておく
                if (found <= 6)
                {
                    continue;
                }

                // 作成後五日後以内のものは残す
                if (item.CreatedDate.AddDays(5) > DateTime.Today)
                {
                    continue;
                }

                if (File.Exists(item.FullPath) == false)
                {
                    continue;
                }

                try
                {
                    File.Delete(item.FullPath);
                }
                catch (Exception)
                {
                }
            }
        }