16. RecyclerView ItemDecoration<중복코드수정>(완)

private fun RecyclerView.customItemDecoration() { val decoration = DividerItemDecoration(context, RecyclerView.VERTICAL) val drawable = ContextCompat.getDrawable(context, R.drawable.background_f0f2f5_height_1) decoration.setDrawable(requireNotNull(drawable)) addItemDecoration(decoration) }