dayTimeFromString function
Implementation
DayTime? dayTimeFromString(String time) {
List<String> hM = time.split(":");
if (hM.length != 2) {
return null;
}
int? hour = int.tryParse(hM[0]);
int? minute = int.tryParse(hM[1]);
return hour != null && minute != null
? DayTime(hour: hour, minute: minute)
: null;
}