public
K lastKey()
Returns
the last (highest) key currently in this map.
import java.util.*; class TreeMapLastKey{ public static void main(String args[]){ TreeMap<Integer, String> myMap; Integer lastKey; myMap = new TreeMap<> (); /* Add Elements to myMap */ myMap.put(2, "w"); myMap.put(4, "wx"); myMap.put(6, "wxy"); myMap.put(8, "wxyz"); lastKey = myMap.lastKey(); System.out.println("Elements in myMap are"); System.out.println(myMap); System.out.println("Last key of myMap is"); System.out.println(lastKey); } }
Output
Elements in myMap are {2=w, 4=wx, 6=wxy, 8=wxyz} Last key of myMap is 8
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