Tutorial by Examples

Deque deque = new LinkedList(); //Adding element at tail deque.add("Item1"); //Adding element at head deque.addFirst("Item2"); //Adding element at tail deque.addLast("Item3");
//Retrieves and removes the head of the queue represented by this deque Object headItem = deque.remove(); //Retrieves and removes the first element of this deque. Object firstItem = deque.removeFirst(); //Retrieves and removes the last element of this deque. Object lastItem = deque.removeLa...
//Retrieves, but does not remove, the head of the queue represented by this deque Object headItem = deque.element(); //Retrieves, but does not remove, the first element of this deque. Object firstItem = deque.getFirst(); //Retrieves, but does not remove, the last element of this deque. ...
//Using Iterator Iterator iterator = deque.iterator(); while(iterator.hasNext(){ String Item = (String) iterator.next(); } //Using For Loop for(Object object : deque) { String Item = (String) object; }

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