fragment/androidx.fragment.app/[main]FragmentManager/findFragmentById

findFragmentById

@Nullable
open fun findFragmentById(@IdRes id: Int): Fragment(source)

Finds a fragment that was identified by the given id either when inflated from XML or as the container ID when added in a transaction. This first searches through fragments that are currently added to the manager's activity; if no such fragment is found, then all fragments currently on the back stack associated with this ID are searched.

Return

The fragment if found or null otherwise.