public override string ToString() { var writer = new StringWriter(CultureInfo.InvariantCulture); _minutes.Format(writer, true); writer.Write(' '); _hours.Format(writer, true); writer.Write(' '); _days.Format(writer, true); writer.Write(' '); _months.Format(writer, true); writer.Write(' '); _daysOfWeek.Format(writer, true); return(writer.ToString()); }