MySwitch.kt

@Composable
fun MySwitch() {
   ​// MutableState
   ​val checked = remember { mutableStateOf(false) }
   ​// ****↓Add****
   ​println("MySwitch(): $checked")
   ​// ****↑Add****
   ​Switch(
       ​checked = checked.value,
       ​onCheckedChange = {
           ​checked.value = it
       ​}
   ​)
}