HashSet equals(Object) in Java

equals(Object): This method is available in java.util.HashSet class of Java.

Syntax:

boolean java.util.AbstractSet.equals(Object o)

This method takes one argument. This method compares the specified object with this set for equality.

Note: Returns true if the given object is also a set, the two sets have the same size, and every member of the given set is contained in this set.

Parameters: One parameter is required for this method.

o: object to be compared for equality with this set.

Returns: true if the specified object is equal to this set.

Exceptions: NA

Approach

Java

import java.util.HashSet;

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

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

        hashSet.add("Hello");
        hashSet.add("Java");
        hashSet.add("C++");
        hashSet.add("Hello");
        HashSet<String> hashSet2 = new HashSet<String>();

        System.out.println(hashSet2.equals(hashSet));

    }
}

Output:

false