Spinner spinner = findViewById(R.id.spinner); int position = spinner.getSelectedItemPosition();
@Override public void onItemSelected(AdapterView parent, View view, int position, long id) { int selectedPosition = parent.getSelectedItemPosition(); Toast.makeText(getApplicationContext(), "Selected position: " + selectedPosition, Toast.LENGTH_SHORT).show(); }This code sets up an OnItemSelectedListener for a Spinner, which is called when an item is selected. In the onItemSelected() method, we use getSelectedItemPosition() to retrieve the index position of the selected item, and then display it in a Toast message. The package library for android.widget.Spinner is "android.widget".