**이 페이지에서 알 수 있는 내용 このページからわかること

- FloatingActionButton
	- tooltip
	- onpressed: () {}
	- Icon
	- elevation**
	

main.dart

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            const Text(
              'You have pushed the button this many times:',
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: (){

        },
        tooltip: 'FloatingActionButton',
        child: const Icon(Icons.add),
        elevation: 10,
        backgroundColor: Colors.amber,
      ),
    );
  }
}

Untitled

tooltip

onpressed: () {}

elevation