DART

flutter datetime to string

dependencies:
  intl: ^0.17.0
  
import 'package:intl/intl.dart';

DateFormat dateFormat = DateFormat("yyyy-MM-dd HH:mm:ss");

String string = dateFormat.format(DateTime.now()); //Converting DateTime object to String

DateTime dateTime = dateFormat.parse("2019-07-19 8:40:23"); //Converting String to DateTime object

dart convert string to datetime

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

Flutter String to dateTime format

DateTime tempDate = new DateFormat("yyyy-MM-dd hh:mm:ss").parse(savedDateString);

string to datetime flutter

import 'package:intl/intl.dart';

...

var dmyString = '23/4/1999';
var dateTime1 = DateFormat('d/M/y').parse(dmyString);

var mdyString = '04/23/99'; 
var dateTime2 = DateFormat('MM/dd/yy').parse(mdyString);

var mdyFullString = 'April 23, 1999';
var dateTime3 = DateFormat('MMMM d, y', 'en_US').parse(mdyFullString));

flutter string to date time

DateTime.parse("string date here");

convert date in flutter

import 'package:intl/intl.dart';

String? convertiEnDateEtHeure(n) {
  String date = DateFormat.yMMMd().add_Hm().format(n);

  return date;
}

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);
}

string to timeofday flutter

TimeOfDay _startTime = TimeOfDay(hour:int.parse(s.split(":")[0]),minute: int.parse(s.split(":")[1]));

flutter timestamp to datetime

Timestamp t = document['timeFieldName'];
DateTime d = t.toDate();
print(d.toString()); //2019-12-28 18:48:48.364

flutter timestamp to datetime

DateFormat.yMMMd().add_jm().format(myDateTime);

flutter timestamp to datetime

Map<String, dynamic> map = docSnapshot.data()!;
DateTime dt = (map['timestamp'] as Timestamp).toDate();