size()

Java ConcurrentLinkedQueue size() method The size() method of ConcurrentLinkedQueue class returns the total count of the elements present in the queue. Syntax:…

Java List containsAll() Method The containsAll() method of List interface returns a Boolean value ‘true’ if this list contains all the elements…

Java Collection toArray() Method The toArray() method of Collection Interface returns an array containing all the elements present in the collection. The…

Java Collection add() method The add() method of Java Collection Interface inserts the specified element in this Collection. It returns a Boolean…

Java ConcurrentLinkedQueue add() method The add() method of ConcurrentLinkedQueue class inserts the specified element at the tail of this ConcurrentLinkedQueue. The addAll()…

C++ Vector end() This function returns an iterator referring to the past-last-element in the vector container. Syntax Consider a vector v. Syntax…

Java Collection addAll() method The addAll() method of Java Collection Interface appends or inserts all the elements of the specified collection to…

Java Collection clear() Method The clear() method of Java Collection Interface removes all of the elements from this collection. It returns a…

Java Collection containsAll() Method The containsAll() method of Java Collection Interface returns a Boolean value ‘true’, if this collection contains all the…

Java Collection isEmpty() Method The isEmpty() method of Java Collection Interface returns the boolean value ‘true’ if this collection contains no elements.…