Java Collection Tutorial - Java TreeSet.ceiling(E e)

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Syntax

TreeSet.ceiling(E e) has the following syntax.

public E ceiling(E e)

Example

In the following code shows how to use TreeSet.ceiling(E e) method.

import java.util.Iterator;
import java.util.TreeSet;
/*w  w  w.  java  2 s.  c  om*/
public class Main {
   public static void main(String[] args) {
     
     TreeSet <Integer> treeadd = new TreeSet<Integer> ();
     
     treeadd.add(12);
     treeadd.add(11);
     treeadd.add(16);
     treeadd.add(15);
     
     // getting ceiling value for 13
     System.out.println("Ceiling value for 13: "+treeadd.ceiling(13));   
   }     
}

The code above generates the following result.

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