shared_preferences: #any or latest
create file any i am created --> shared_preferences_int.dart
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
class SharedPreferencesLocalStoreInt extends StatefulWidget {
const SharedPreferencesLocalStoreInt({super.key});
@override
State<SharedPreferencesLocalStoreInt> createState() =>
SsharedPreferencesStateLocalStore();
}
class SsharedPreferencesStateLocalStore
extends State<SharedPreferencesLocalStoreInt> {
int count = 0;
savaData() async {
SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); // Important
int? saveValue = sharedPreferences.getInt('Int');
setState(() {
if (saveValue != null) { // if != null send count data in saveValue
count = saveValue;
}
});
}
add() async {
SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); // Important
setState(() {
count++;
sharedPreferences.setInt('Int', count); /// setInt Store data 'Int' key,count send data 'Int' ket
});
}
@override
void initState() {
savaData(); // Important Other wise Data not save
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
floatingActionButton: FloatingActionButton(
onPressed: () {
add();
},
child: const Icon(Icons.add),
),
body: Center(
child: Text(count.toString()),
),
);
}
}
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