Java ArrayList vs CopyOnWriteArrayList and Exploring Iterator

ArrayList is one of the basic implementations of List interface and it’s part of Java Collections Framework. We can use iterator to traverse through ArrayList elements. Let’s check a sample program of ArrayList. package com.journaldev.collections; import java.util.ArrayList; import java.util.Iterator; import java.util.List; import java.util.concurrent.CopyOnWriteArrayList; public class ConcurrentListExample { public static void main(String[] args) { List list = new ArrayList<>(); list.add("1"); list.add("2"); list.add("3"); list.add("4"); list.add("5");

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