JavaScript WeakSet object is used to store only the weakly held objects.
Syntax:
new WeakSet ([iterable])
Where: iterable is the object whose elements will be added to a new WeakSet.
Note: WeakSet object can not contains the primitive type elements. It can contain only object-type elements.
JavaScript WeakSet Methods:
add() Use: To add a new object to the end of WeakSet object.
delete() Use: To delete the specified object from the WeakSet object.
has() Use: To indicate whether the WeakSet object contains the specified object element.
