public void DeleteSortBit(SortSettings.SETTINGS_TYPE settings_type)
    {
        int num = sortSaveData.FindIndex((string _data) => settings_type == SortSettings.GetSettingsTypeBySortBit(_data));

        if (num != -1)
        {
            sortSaveData.RemoveAt(num);
        }
    }
    public string GetSortBit(SortSettings.SETTINGS_TYPE settings_type)
    {
        if (sortSaveData == null || sortSaveData.Count == 0)
        {
            return(string.Empty);
        }
        int num = sortSaveData.FindIndex((string _data) => settings_type == SortSettings.GetSettingsTypeBySortBit(_data));

        if (num == -1)
        {
            return(string.Empty);
        }
        return(sortSaveData[num]);
    }