CopyOnWriteArraySet add() method in Java
The add(E e) method of CopyOnWriteArraySet inserts the element passed in the parameter to the end of the Set or at a specified index in the Set. The function returns true on addition of new element to the Set.
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public boolean add(E e)
Parameters: The function accepts a single mandatory parameter element which specifies the element to be added in the Set.
Return Value: The function returns true on addition in the Set.
Below programs illustrate the above function:
CopyOnWriteArraySet: [2, 3, 4, 7] On adding 4 it returns false Updated CopyOnWriteArraySet: [2, 3, 4, 7]
CopyOnWriteArraySet: [2, 3] On adding 45 it returns true Updated CopyOnWriteArraySet: [2, 3, 45]