How to get an MenuItem by id

Question

I have my menuItem on my res/menu/student_marks.xml file:

Answer 1

If your menu inside NavigationView example:

then you can find your menu item by id like this

NavigationView navigationView = findViewById(R.id.navigationView);
Menu menu = navigationView.getMenu();
MenuItem menuItem = menu.findItem(R.id.your_menu_item_id);