Find The Closest Answer in HashMap

Question

I want to search for a key in a hashmap and find the nearest one to that key!

    HashMap map = new HashMap();
         


        

Answer 1

Not? That's not how the get function is supposed to work. I guess you might be able to use a TreeMap and use the getHeadMap/getTailMap and use some logic to find the closest match. But that would probably require to fiddle around a bit. After all what would the closest imply? ...