```

_incrementCounter() async {

? ? SharedPreferences prefs = await SharedPreferences.getInstance();

? ? setState(() {

? ? ? countString = countString + " 1";

? ? });

? ? int counter = (prefs.getInt('counter') ?? 0) + 1;

? ? await prefs.setInt('counter', counter);

? }

? _getCounter() async {

? ? SharedPreferences prefs = await SharedPreferences.getInstance();

? ? setState(() {

? ? ? localCount = prefs.getInt('counter').toString();

? ? });

? }

```