(adsbygoogle = window.adsbygoogle || []).push({}); Bottom of Flutter cheat sheet Flutter has more than one kind of buttons I would like to write it in the list at this time. FlatButton FlatButton ( color: Colors.grey, onPressed: () {}, child: Text ("flat button") ), RaiseButton RaisedButton ( onPressed: () {}, child: Text ("raise button"), ), (adsbygoogle = window.adsbygoogle || []).push({}); Outl