Java – Remove elements in HashSet

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

 hashSet.remove(object);

Example of removing element in HashSet

import java.util.HashSet;
import java.util.Iterator;

public class HashSetRemoveExample {

    public static void main(String[] args) {

        HashSet<String> hs=new HashSet<String>();

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

        // remove hashset object 
        hs.remove("c");

        Iterator it=hs.iterator();

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

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

Tags:

Bookmark  

 

Leave a Reply

Security Code:

 

  Random Post