Java, Data Structures, Arraylist, Set, Hashmap.
elements of the list. Here's an example. List<String> list = new ArrayList<>(); list.add("foo"); list.add("bar"); list.add("baz"); String[] array = list.toArray(new String[0]); 3. Converting a List to a Set: To convert a List to a Set in Java, you can create a new HashSet or TreeSet and pass the