Get Highest and Lowest Entry in Java TreeMap Example

This Java Example shows how to Get Highest and Lowest Entry in Java TreeMap object.

Get Highest and Lowest Entry in Java TreeMap Example

This Java Example shows how to Get Highest and Lowest Entry in Java TreeMap object. To get an Entry of first and last position of TreeMap We use Object firstEntry( ) and Object lastEntry( ) method. These method returns first or lowest Entry and last or highest Entry from TreeMap object respectively. 

 Example: FirstAndLastEntryTreeMap.java

package devmanuals.com;

import java.util.*;

public class FirstAndLastEntryTreeMap{
	public static void main(String args[]) {
		TreeMap Tmap = new TreeMap();
		Tmap.put(1, "Singh");
		Tmap.put(3, "Kumar");
		Tmap.put(4, "Kumar");
		Tmap.put(2, "Nagar");
		Tmap.put(6, "Prakash");
		System.out.println("The First or lowest Entry is as : "
				+ Tmap.firstEntry());

		System.out.println("The Last or Highest Entry is as : "
				+ Tmap.lastEntry());
	}
}

Output:

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