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Java 9 Regular Expressions

You're reading from   Java 9 Regular Expressions A hands-on guide to implement zero-length assertions, back-references, quantifiers, and many more

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Product type Paperback
Published in Jul 2017
Publisher Packt
ISBN-13 9781787288706
Length 158 pages
Edition 1st Edition
Languages
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Author (1):
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Anubhava Srivastava Anubhava Srivastava
Author Profile Icon Anubhava Srivastava
Anubhava Srivastava
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Table of Contents (9) Chapters Close

Preface 1. Getting Started with Regular Expressions 2. Understanding the Core Constructs of Java Regular Expressions FREE CHAPTER 3. Working with Groups, Capturing, and References 4. Regular Expression Programming Using Java String and Scanner APIs 5. Introduction to Java Regular Expression APIs - Pattern and Matcher Classes 6. Exploring Zero-Width Assertions, Lookarounds, and Atomic Groups 7. Understanding the Union, Intersection, and Subtraction of Character Classes 8. Regular Expression Pitfalls, Optimization, and Performance Improvements

Preface

 

In today's information technology world, the size of data is growing by leaps and bounds. IT organizations are processing and storing huge amounts of textual data collected from various sources, such as user actions, leads, searches, shopping data, page views, page hits, and various other forms of user interactions. Search algorithms are used for parsing large texts to extract meaningful pertinent information. Regular expressions are the backbone of many such search algorithms.
Regular expressions (or regex in short) are everywhere these days. All the modern programming languages are shipped with a regex module or library to allow programmers to write regex-based programs. Regular expressions are a powerful tool in the programmer's toolbox and allow pattern matching. They are also used for manipulating text and data. This book will provide you with the know-how (and practical examples) to solve real-world problems using regex in Java.
This easy-to-follow regex book is a great place for you to familiarize yourself with the core concepts of regular expressions and to master their implementation with the new features of Java 9. You will learn to match, extract, and transform text by matching specific words, characters, and patterns. Readers will learn how to write efficient regular expressions for solving day-to-day problems involving text-based data.

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