GetX - Sample Hook

main.dart

import 'package:flutter/material.dart';
import 'package:get/get.dart';

void main() {
  runApp(GetMaterialApp(home: HomePage()));
}

class HomePage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text('HOME')),
      body: Container(
        child: RaisedButton(
          child: Text('Go to page 2'),
          onPressed: () => Get.to(Page2()),
        ),
      ),
    );
  }
}

class Page2 extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    final controller = Get.put(Page2Controller());
    return Scaffold(
      appBar: AppBar(title: Text('Page2')),
      body: Container(
        child: Text(controller.number.toString()),
      ),
    );
  }
}

class Page2Controller extends GetxController {
  RxInt number = RxInt(0);

  @override
  void onInit() {
    print('onInit');
    super.onInit();
  }

  @override
  void onReady() {
    print('onReady');
    super.onReady();
  }

  @override
  void onClose() {
    print('onClose');
    super.onClose();
  }
}