Remove specified element from Java LinkedHashSet example
- /*
- Remove specified element from Java LinkedHashSet example
- This Java Example shows how to remove a specified object or element
- contained in Java LinkedHashSet object using remove method.
- */
- import java.util.LinkedHashSet;
- public class RemoveSpecifiedElementFromLinkedHashSetExample {
- public static void main(String[] args) {
- //create object of LinkedHashSet
- LinkedHashSet lhashSet = new LinkedHashSet();
- //add elements to LinkedHashSet object
- lhashSet.add(new Integer("1"));
- lhashSet.add(new Integer("2"));
- lhashSet.add(new Integer("3"));
- System.out.println("LinkedHashSet before removal : " + lhashSet);
- /*
- To remove an element from Java LinkedHashSet object use,
- boolean remove(Object o) method.
- This method removes an element from LinkedHashSet if it is present and returns
- true. Otherwise remove method returns false.
- */
- boolean blnRemoved = lhashSet.remove(new Integer("2"));
- System.out.println("Was 2 removed from LinkedHashSet ? " + blnRemoved);
- System.out.println("LinkedHashSet after removal : " + lhashSet);
- }
- }
- /*
- Output would be
- LinkedHashSet before removal : [1, 2, 3]
- Was 2 removed from LinkedHashSet ? true
- LinkedHashSet after removal : [1, 3]
- */
