The WeakSet delete() method deletes or removes an element from the WeakSet object.
Syntax:
weakSetObj.delete(value)
Parameters:
value: It represents the element to be deleted.
Returns:
It returns true if the specified element is removed successfully from the WeakSet Object, otherwise returns false.
Example 1:
<!DOCTYPE html>
<html>
<body>
<script>
var hello = new WeakSet();
var obj={};
hello.add(obj);
document.writeln(hello.has(obj));
hello.delete(obj);
document.writeln(hello.has(obj));
</script>
</body>
</html>