docs : LazyColumn & rememberScrollState(scroll 정보 기억 객체) (#3)

[philipy355]

override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContent {
            //scroll 정보 기억 객체
            val scrollState = rememberScrollState()

            LazyColumn(
                modifier = Modifier
                    .background(color = Color.Green)
                    .fillMaxWidth(),
                contentPadding = PaddingValues(16.dp),
                verticalArrangement = Arrangement.spacedBy(4.dp)
            ){
                item {
                    Text("Header")
                }
                items(50){ index ->
                    Text("글씨 $index")
                }
                item {
                    Text("Footer")
                }
            }
        }
    }