toJson method
Produces a Map that can be serialized to JSON.
Implementation
Map<String, dynamic> toJson() {
return {
...?unknown,
if (calendar != null) 'calendar': calendar!,
if (displayName != null) 'display_name': displayName!,
if (locale != null) 'locale': locale!,
if (is24HourFormat != null) 'is_24_hour_format': is24HourFormat!,
if (timezone != null) 'timezone': timezone!,
};
}