Given: 1. HashMap props = new HashMap();
2. props.put("key45", "some value");
3. props.put("key12", "some other value");
4. props.put("key39", "yet another value");
5. Set s = props.keySet();
6. /* insert code here*/ What, inserted at line 6, will sort the keys in the props HashMap?

Question

Examsnet · Accepted Answer

Correct Answer is : s = new TreeSet(s);

Collections and Generics