flutter_kv 0.0.1 flutter_kv: ^0.0.1 copied to clipboard
A new flutter plugin project.
import 'package:flutter/material.dart';
import 'package:flutter_kv/flutter_kv.dart';
void main(){
return runApp(MyApp());
}
class MyApp extends StatelessWidget {
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return new MaterialApp(
title: 'Flutter Demo',
theme: new ThemeData(
primarySwatch: Colors.blue,
),
home: new MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => new _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
int _counter = 0;
void _incrementCounter() async{
setState(() {
_counter++;
});
print("count: $_counter");
print("存一个布尔类型的true: ${await FlutterKV.encodeBool("bool", true)}");
print("取出刚才存的布尔值: ${await FlutterKV.decodeBool("bool", false)}");
print("存一个int类型的92: ${await FlutterKV.encodeInt("int", 92)}");
print("取出刚才存的int类型值: ${await FlutterKV.decodeInt("int", 0)}");
print("存一个long int类型的9223372036854775806: ${await FlutterKV.encodeLong("long", 9223372036854775806)}");
print("取出刚才存的long int类型值: ${await FlutterKV.decodeLong("long")}");
print("存一个double类型的9223372036.92: ${await FlutterKV.encodeDouble("double", 9223372036.92)}");
print("取出刚才存的double类型值: ${await FlutterKV.decodeDouble("double", 0)}");
print("存一个String类型的true: ${await FlutterKV.encodeString("string", "Flutter MMKV")}");
print("取出刚才存的String类型值: ${await FlutterKV.decodeString("string", "error")}");
}
@override
Widget build(BuildContext context) {
return new Scaffold(
appBar: new AppBar(
title: new Text(widget.title),
),
body: new Center(
child: new Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
new Text(
'You have pushed the button this many times:',
),
new Text(
'$_counter',
style: Theme.of(context).textTheme.display1,
),
],
),
),
floatingActionButton: new FloatingActionButton(
onPressed: _incrementCounter,
tooltip: 'Increment',
child: new Icon(Icons.add),
), // This trailing comma makes auto-formatting nicer for build methods.
);
}
}