Java, Data Structures, Arraylist, Set, Hashmap.
set as an argument to the constructor. Example: Set<String> set = new HashSet<>(); set.add("foo"); set.add("bar"); set.add("baz"); List<String> list = new ArrayList<>(set); 5. Converting a Map to a List To convert a map to a list in Java, you can create a new ArrayList and use the entrySet() method