Iterators allow the caller to remove elements from the underlying collection during the iteration with well-defined semantics. Method names have been improved. This interface is a member of the Java …

Nov 22, 2025 · An Iterator in Java is one of the most commonly used cursors in the Java Collections Framework. It is used to traverse or iterate through elements of a collection one by one.

Java Iterator An Iterator is an object that can be used to loop through collections, like ArrayList and HashSet. It is called an "iterator" because "iterating" is the technical term for looping. To use an …

Jun 27, 2025 · In this tutorial, we’re going to review the simple Iterator interface to learn how we can use its different methods. We’ll also check the more robust ListIterator extension which adds some …

Jul 18, 2024 · Java iterator interface explained. The complete guide to use iterator in Java with various code examples: iterate list, iterate set, iterate map, iterate queue, remove elements, etc.

Oct 29, 2025 · In Java, the Iterator is a generic interface from the java.util package. It provides a standard way to traverse elements in a collection, one at a time, without exposing the underlying …

Apr 1, 2025 · This Java tutorial will explain Iterators in Java. You will learn about Iterator interface and ListIterator interface with the help of simple code examples.