Java – Remove elements in TreeSet

Element in TreeSet can be removed by remove() method. In remove method, we can pass object to remove.

 treeSet.remove(object);

Example of removing element in TreeSet

import java.util.Iterator;
import java.util.TreeSet;

public class TreeSetRemoveExample {

    public static void main(String[] args) {

        TreeSet<String> ts=new TreeSet<String>();

        ts.add("b");
        ts.add("a");
        ts.add("d");
        ts.add("c");

        // TreeSet remove object
        ts.remove("d");

        Iterator it=ts.iterator();

        while(it.hasNext())
        {
          String value=(String)it.next();

          System.out.println("Value :"+value);
        }
    }
}