VOOZH about

URL: https://www.geeksforgeeks.org/java/arraydeque-add-method-in-java/

⇱ ArrayDeque add() Method in Java - GeeksforGeeks


  • Courses
  • Tutorials
  • Interview Prep

ArrayDeque add() Method in Java

Last Updated : 10 Dec, 2018
The Java.util.ArrayDeque.add(Object element) method in Java is used to add a specific element at the end of the Deque. The function is similar to the addLast() method of ArrayDeque in Java. Syntax:
Array_Deque.add(Object element)
Parameters: The parameter element is of the type ArrayDeque and refers to the element to be added to the Deque. Return Value: The function returns True if the element is successfully added into the deque else it returns false. Exceptions: The method throws NullPointerException if the passed parameter is NULL. Below programs illustrate the Java.util.ArrayDeque.add() method: Program 1: Adding String elements into the Deque.
Output:
ArrayDeque: [Welcome, To, Geeks, 4, Geeks]
Program 2: Adding Integer elements into the Deque.
Output:
ArrayDeque: [10, 15, 30, 20, 5]
Comment