<How to update my Recyclerview using kotlin androi...

# stackoverflow

[user]

How to update my Recyclerview using kotlin android?
I have an actitvity with Recyclerview which display data. Now I want to update my RecyclerView once got a new data.For now each time I close and reopen my app the new data will be displayed. but i want it without close to update my view.

I have tried this,

but nothing will work,

fun setupViewPager(viewPager: ViewPager, it: List, incoming: TransactionAdapterDirection, mainActivity: MainActivity) {

val cc: Context = mainActivity.applicationContext

if(adapter.count < 2) {...