how to convert datetime in string in flutter code example

Example 1: dart convert string to datetime

var dateTime = DateTime.parse("dateTimeString");

Example 2: convert timeofday to string flutter

String formatTimeOfDay(TimeOfDay tod) {
    final now = new DateTime.now();
    final dt = DateTime(now.year, now.month, now.day, tod.hour, tod.minute);
    final format = DateFormat.jm();  //"6:00 AM"
    return format.format(dt);
}