isToday method
True if the specified time or the current time is the same day.
Pass the date and time you want to compare to dateTime
.
If it is not passed, the current date and time is used.
Implementation
bool isToday([DateTime? dateTime]) {
dateTime ??= DateTime.now();
return year == dateTime.year &&
month == dateTime.month &&
day == dateTime.day;
}