toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (day != null) 'day': day!,
if (hours != null) 'hours': hours!,
if (minutes != null) 'minutes': minutes!,
if (month != null) 'month': month!,
if (nanos != null) 'nanos': nanos!,
if (seconds != null) 'seconds': seconds!,
if (timeZone != null) 'timeZone': timeZone!.toJson(),
if (utcOffset != null) 'utcOffset': utcOffset!,
if (year != null) 'year': year!,
};