#158 Passing a List Reference to a Method

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Themes:

JavaCollections & GenericsCode Review

What will be printed to the screen?

class Main {
    private static void addToList(List<Integer> list) {
        if (list.get(0) <= 0) {
            list.add(456);
        } else {
            list = new ArrayList<>();
        }
    }

    public static void main(String[] args) {
        List<Integer> list = new ArrayList<>();
        list.add(123);
        addToList(list);
        System.out.println(list);
    }
}

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