6 New Regular Expressions Books Reshaping 2025

David Mertz challenges the conventional wisdom that AI coding assistants can simply replace human expertise in crafting regular expressions. Drawing on his status as founder of KDM Training and a long-time Python community contributor, he presents 24 carefully designed regex puzzles alongside solutions from GitHub Copilot and ChatGPT, revealing where AI excels and where it falls short. You’ll learn not only regex techniques but also how to craft effective AI prompts and judge AI-generated code quality. This book suits programmers curious about integrating AI tools into their workflow without losing control over complex pattern matching.

Djoni Darmawikarta's extensive experience at IBM and as a senior data analyst at Travelers Canada informs this focused guide on leveraging regular expressions within SQL environments. You’ll learn how to construct regex patterns and apply them specifically to textual data manipulation in SQL, with DuckDB examples illustrating a wide range of regex functions. This concise 29-page volume is tailored for those wanting to deepen their technical grasp of pattern matching in databases, especially data professionals and developers working with SQL-based text processing. While brief, it offers a practical skill set to enhance your querying capabilities with regex.

This tailored book explores the latest developments in Regular Expressions as of 2025, offering a deep dive into innovative techniques and emerging patterns. It examines new capabilities and advanced regex constructs that reflect the cutting-edge discoveries influencing text processing and pattern matching today. By focusing on your interests and background, this personalized guide reveals how these fresh insights can be applied effectively within your existing knowledge framework. Through tailored examples and carefully selected topics, it enhances your understanding and ability to leverage regex advancements that matter most to your goals.

Rob Seacrest's experience with automating document workflows in Windows environments shaped this guide to Perl and Regular Expressions. You’ll learn to handle tasks like creating, deleting, and merging documents, extracting data, and converting formats — all without needing prior programming skills. The book includes practical tools such as downloadable scripts and a Regex Tester to experiment with, making it especially helpful if you deal with processing multiple document types or integrating Perl scripts into other applications. If your work involves repetitive document handling or data extraction, this workbook offers a straightforward, hands-on approach to simplifying those tasks.

After encountering frequent confusion around JavaScript's Regular Expressions, Abbey Tonzi crafted this concise guide to demystify pattern matching syntax and logic. You'll learn how to read, interpret, and construct your own regular expressions through clear explanations and practical examples, making complex concepts approachable even if you’re new to the topic. For developers, testers, or anyone working with text processing in JavaScript, this book offers a straightforward path to mastering a fundamental but often intimidating tool. Chapters break down key elements like character classes and quantifiers, enabling you to apply regex confidently in your projects.

Drawing from her focused experience in JavaScript programming, Delisa Belgrave developed this concise guide to demystify Regular Expressions for developers struggling with their cryptic syntax. You’ll find clear explanations on how to read and interpret Regular Expressions, with practical examples that move beyond theory into real coding logic. The book dedicates attention to unlocking the underlying patterns, enabling you to build your own expressions confidently rather than just using pre-made snippets. This approach makes it ideal if you want to write cleaner, more efficient JavaScript code by mastering pattern matching. If you’re a developer new to Regular Expressions or frustrated by their complexity, this book offers a straightforward path forward, though seasoned regex users might find it somewhat introductory.

This tailored book explores the evolving world of Regular Expressions with a focus on the newest discoveries and techniques emerging in 2025. It examines step-by-step plans to master regex skills tailored to your background and role, ensuring you gain expertise in both foundational concepts and advanced pattern crafting. By concentrating on your specific interests and goals, this personalized guide reveals how to navigate complex regex scenarios with clarity and precision. It also covers contemporary applications and recent insights, helping you stay ahead in a rapidly changing landscape. Through this focused approach, you develop a deep understanding that matches your skill level and prepares you for future challenges.

Drawing from an academic publishing background, Mirzakhmet Syzdykov developed this book to clarify the nuanced applications of regular expressions in modern software development. You learn about the inherent strengths and limitations of regular expressions, exploring their role as regular sets within computational language theory. The book discusses productivity gains and complexity management by selecting appropriate patterns, making it useful for developers grappling with intricate text processing challenges. With chapters arranged to progressively unveil the power and pitfalls of regular expressions, you gain a clearer perspective on when and how to deploy them effectively in your projects. This is suited for software professionals aiming to deepen their understanding of regex beyond basic syntax.