HashSet size() method in java
import java.util.HashSet;
public class HashSetSizeMethodExample
{
public static void main(String[] args)
{
HashSet<String> hs = new HashSet<String>();
hs.add("Welcome");
hs.add("hello");
hs.add("world");
hs.add("core");
hs.add("java");
System.out.println("HashSet values: " + hs);
System.out.println("The size of HashSet is: " + hs.size());
}
}