LinkedHashSet size() in Java

size(): This method is available in java.util.LinkedHashSet class of Java.

Syntax:

int java.util.HashSet.size()

This method returns the number of elements in this set (its cardinality).

Parameters: NA

Returns: the number of elements in this set (its cardinality).

Exceptions: NA

Approach

Java

import java.util.LinkedHashSet;

public class LinkedHashSetsize {
    public static void main(String[] args) {

        LinkedHashSet<String> linkedHashSet =
                             new LinkedHashSet<>();

        linkedHashSet.add("Hello");
        linkedHashSet.add("Java");

        System.out.println(linkedHashSet.size());

    }
}

Output:

2