Methods for Understanding Fail-Safe vs Fail-Fast Iterators: Key Differences and Examples

Iterators are an essential part of collections in Java, enabling you to traverse through data structures. Two primary types of iterators are fail-safe and fail-fast. Understanding their differences is crucial for writing robust code. This article delves into the methods, facts, and techniques for using fail-safe and fail-fast iterators effectively. We'll explore their characteristics, use cases, and provide code examples and results to illustrate their behavior.