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Introducing Regular Expressions


If you’re a programmer new to regular expressions, this easy-to-follow guide is a great place to start. You’ll learn the fundamentals step-by-step with the help of numerous examples, discovering first-hand how to match, extract, and transform text by matching specific words, characters, and patterns.

Regular expressions are an essential part of a programmer’s toolkit, available in various Unix utlilities as well as programming languages such as Perl, Java, JavaScript, and C#. When you’ve finished this book, you’ll be familiar with the most commonly used syntax in regular expressions, and you’ll understand how using them will save you considerable time.

  • Discover what regular expressions are and how they work
  • Learn many of the differences between regular expressions used with command-line tools and in various programming languages
  • Apply simple methods for finding patterns in text, including digits, letters, Unicode characters, and string literals
  • Learn how to use zero-width assertions and lookarounds
  • Work with groups, backreferences, character classes, and quantifiers
  • Use regular expressions to mark up plain text with HTML5

Table of Contents
Chapter 1. What Is a Regular Expression?
Chapter 2. Simple Pattern Matching
Chapter 3. Boundaries
Chapter 4. Alternation, Groups, and Backreferences
Chapter 5. Character Classes
Chapter 6. Matching Unicode and Other Characters
Chapter 7. Quantifiers
Chapter 8. Lookarounds
Chapter 9. Marking Up a Document with HTML
Chapter 10. The End of the Beginning
Appendix. Regular Expression Reference

Book Details

  • Paperback: 154 pages
  • Publisher: O’Reilly Media (July 2012)
  • Language: English
  • ISBN-10: 1449392687
  • ISBN-13: 978-1449392680
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2 Responses

  1. wolf86 says:

    Big thanks! (+1 for the epub file)
    I was waiting for this book!

  2. billadoid says:

    Admin, thank you. THANK YOU!
    pcre ftw!!

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