How to check if an array of objects is empty?

Question

Java

I have an array that consists of films - instances of the FilmItem class :

private ArrayList<FilmItem> filmItems = new ArrayList<>();

How to check if it contains no elements?

Answer 1

Read here and see:
One request to Google and the answer is ready, don't be lazy

Answer 2

You don't have an array, but an ArrayList. It should have something like count, size or length. If it is equal to zero, then there are no elements.

Answer 3

isEmpty