add recyclerview in fragment
recyclerView1.apply {
// set a LinearLayoutManager to handle Android
// RecyclerView behavior
layoutManager = LinearLayoutManager(activity)
// set the custom adapter to the RecyclerView
val notificationobjects : MutableList<Notification> = mutableListOf<Notification>()
notificationobjects.add(Notification("Zainab Al Khalifa", "Grade-I"))
recyclerView1.adapter = NotificationAdapter(notificationobjects)
}