Switch

import 'package:flutter/material.dart';

class ExSwitch extends StatefulWidget {
  const ExSwitch({super.key});

  @override
  State<ExSwitch> createState() => _ExSwitchState();
}

class _ExSwitchState extends State<ExSwitch> {

  bool isOn = false;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: SafeArea(
          child: SwitchListTile(value: isOn, onChanged: (value){
            setState(() {
              isOn = value!;
            });
          },
          title: Text('첫번째 항목'),
          )),
    );
  }
}