Date Format

 import "package:flutter/material.dart";

import 'package:intl/intl.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: "Hello Flutter",
      debugShowCheckedModeBanner: false,
      theme: ThemeData(
        primarySwatch: Colors.indigo,
      ),
      home: const FlutterApp(),
    );
  }
}

class FlutterApp extends StatefulWidget {
  const FlutterApp({super.key});

  @override
  State<StatefulWidget> createState() {
    return FlutterState();
  }
}

class FlutterState extends State<FlutterApp> {
  @override
  Widget build(BuildContext context) {
    var time = DateTime.now();
    return Scaffold(
      appBar: AppBar(
        title: const Text(
          "Hello Flutter Application",
          style: TextStyle(fontWeight: FontWeight.bold),
        ),
        centerTitle: true,
        backgroundColor: Colors.grey,
      ),
      body: Container(
        child: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Text(
                "Current Time: ${DateFormat("Hms").format(time)}",
                style: const TextStyle(
                  fontSize: 25,
                ),
              ),
              /*Here directly using DateFormat() and Mentioned format "Hms" to it.we have taken format "Hms" & "jms" from
              * "date_format.dart" file*/
              /*Here above, DateTime object (Here "time") is passed in format() function*/

              Text(
                "Current Time: ${DateFormat("jms").format(time)}",
                style: const TextStyle(
                  fontSize: 25,
                ),
              ),
              Text(
                "Current Time: ${DateFormat("yMMMMd").format(time)}",
                style: const TextStyle(
                  fontSize: 25,
                ),
              ),
              Text(
                "Current Time: ${DateFormat("yMMMM").format(time)}",
                style: const TextStyle(
                  fontSize: 25,
                ),
              ),
              Text(
                "Current Time: ${DateFormat("QQQQ").format(time)}",
                style: const TextStyle(
                  fontSize: 25,
                ),
              ),
              /*"QQQQ" denotes the Quarter number.whole year divides in Four Quarters.Jan to March:1st Quarter,
              * April to June:2nd Quarter,July to september:3rd Quarter,October to December:4th Quarter*/

              Text(
                "Current Time: ${DateFormat("yMMMMEEEEd").format(time)}",
                style: const TextStyle(
                  fontSize: 25,
                ),
              ),
              Text(
                "Current Time: ${DateFormat("EEEE").format(time)}",
                style: const TextStyle(
                  fontSize: 25,
                ),
              ),
              Text(
                "Current Time: ${DateFormat("MMMM").format(time)}",
                style: const TextStyle(
                  fontSize: 25,
                ),
              ),
              const SizedBox(
                height: 50,
              ),

              /*In this way, we can format the Time using "Intel"(Intl flutter package) package in Flutter Application*/

              ElevatedButton(
                onPressed: () {
                  setState(() {});
                },
                style: ElevatedButton.styleFrom(
                  backgroundColor: Colors.blue,
                  fixedSize: const Size(350.0, 50.0),
                ),
                child: const Text(
                  "current Time",
                  style: TextStyle(
                      fontWeight: FontWeight.bold,
                      fontSize: 20.0,
                      color: Colors.white),
                ),
              ),
            ],
          ),
        ),
      ),
    );
  }
}