In Java, Data structures, known as collection classes or collections framework, is a big topic as it involves many many classes. Choosing a right data structure, in Java, requires good experience and once chosen, writing part, a novice can do. DS is simple in Java because of no pointers. In this tutorial list iterator is …
Iterator Java Example – Explanation – Screenshot Iteration is nothing but repeating the same operation multiple times. For this, every language, including Java, gives a control structure for loop. Especially for iterating the data structure elements, Java gives three special loops – Enumeration, Iterator and ListIterator. All the three are meant to iterate only; but …
In this program, different styles of retrieving the elements and also extracting a few elements from the list are shown. Example on LinkedList Iterators Get Elements Java import java.util.*; public class LinkedListIterators { public static void main(String args[]) { LinkedList myList = new LinkedList(); myList.add(“one”); myList.add(“two”); myList.add(“six”); myList.add(“zero”); myList.add(“nine”); // USING FOREACH System.out.print(“Elements with foreach: …
List Tutorial Java: It is advised to read List Fundamentals before proceeding the following programs. Four programs are given on List with different functionalities. List Methods: Uses frequently used methods like size(), add(), get(), contains(), indexOf(), lastIndexOf(), subList(), remove(), clear() and isEmpty(). List Iteration: Comparing two lists with equals(), converting list elements to array with …
