localstorage 5.0.0

LocalStorage for Flutter. Alternative to React Native's AsyncStorage.

LocalStorage

LocalStorage for Flutter.

Important

LocalStorage is not intended to store large amounts or sensitive data.

Installation

flutter pub add localstorage

or add dependency to pubspec.yaml manually

dependencies:
  localstorage: ^5.0.0

API docs

LocalStorage API documentation

Usage

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

late final ValueNotifier<int> notifier;

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await initLocalStorage();

  notifier = ValueNotifier(int.parse(localStorage.getItem('counter') ?? '0'));
  notifier.addListener(() {
    localStorage.setItem('counter', notifier.value.toString());
  });

  runApp(const MyApp());
}

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        body: Center(
          child: ValueListenableBuilder<int>(
            valueListenable: notifier,
            builder: (context, value, child) {
              return Text('Pressed $value times');
            },
          ),
        ),
        floatingActionButton: FloatingActionButton(
          onPressed: () {
            notifier.value++;
          },
          child: const Icon(Icons.add),
        ),
      ),
    );
  }
}

License

MIT