Flutter background system
May 8, 2022
// Obtain shared preferences.
final prefs = await SharedPreferences.getInstance();
Navigator.pop()
1st screen
void goToSecondScreen()async {
var result = await Navigator.push(_context, new MaterialPageRoute(
builder: (BuildContext context) => new SecondScreen(context),
fullscreenDialog: true,)
);Scaffold.of(_context).showSnackBar(SnackBar(content: Text("$result"),duration: Duration(seconds: 3),));
}
2nd screen
Navigator.pop(context, "Hello world");
Time
timestamp
void main() {
print(DateTime.now().millisecondsSinceEpoch);
}
from timestamp
var date = DateTime.fromMillisecondsSinceEpoch(timestamp);date.toLocal();