HashSet size() Method in Java
The Java.util.HashSet.size() method is used to get the size of the HashSet or the number of elements present in the HashSet.
Parameters: This method does not takes any parameter.
Return Value: The method returns the size or the number of elements present in the HashSet.
Below program illustrate the Java.util.HashSet.size() method:
HashSet: [4, Geeks, Welcome, To] The size of the set is: 4