Introducing Regular Expressions

Preface; Who Should Read This Book; What You Need to Use This Book; Conventions Used in This Book; Using Code Examples; Safari® Books Online; How to Contact Us; Acknowledgments; Chapter 1: What Is a Regular Expression?; 1.1 Getting Started with Regexpal; 1.2 Matching a North American Phone Number; 1.3 Matching Digits with a Character Class; 1.4 Using a Character Shorthand; 1.5 Matching Any Character; 1.6 Capturing Groups and Back References; 1.7 Using Quantifiers; 1.8 Quoting Literals; 1.9 A Sample of Applications; 1.10 What You Learned in Chapter 1; 1.11 Technical Notes; Chapter 2: Simple Pattern Matching; 2.1 Matching String Literals; 2.2 Matching Digits; 2.3 Matching Non-Digits; 2.4 Matching Word and Non-Word Characters; 2.5 Matching Whitespace; 2.6 Matching Any Character, Once Again; 2.7 Marking Up the Text; 2.8 What You Learned in Chapter 2; 2.9 Technical Notes; Chapter 3: Boundaries; 3.1 The Beginning and End of a Line; 3.2 Word and Non-word Boundaries; 3.3 Other Anchors; 3.4 Quoting a Group of Characters as Literals; 3.5 Adding Tags; 3.6 What You Learned in Chapter 3; 3.7 Technical Notes; Chapter 4: Alternation, Groups, and Backreferences; 4.1 Alternation; 4.2 Subpatterns; 4.3 Capturing Groups and Backreferences; 4.4 Non-Capturing Groups; 4.5 What You Learned in Chapter 4; 4.6 Technical Notes; Chapter 5: Character Classes; 5.1 Negated Character Classes; 5.2 Union and Difference; 5.3 POSIX Character Classes; 5.4 What You Learned in Chapter 5; 5.5 Technical Notes; Chapter 6: Matching Unicode and Other Characters; 6.1 Matching a Unicode Character; 6.2 Matching Characters with Octal Numbers; 6.3 Matching Unicode Character Properties; 6.4 Matching Control Characters; 6.5 What You Learned in Chapter 6; 6.6 Technical Notes; Chapter 7: Quantifiers; 7.1 Greedy, Lazy, and Possessive; 7.2 Matching with *, +, and ?; 7.3 Matching a Specific Number of Times; 7.4 Lazy Quantifiers; 7.5 Possessive Quantifiers; 7.6 What You Learned in Chapter 7; 7.7 Technical Notes; Chapter 8: Lookarounds; 8.1 Positive Lookaheads; 8.2 Negative Lookaheads; 8.3 Positive Lookbehinds; 8.4 Negative Lookbehinds; 8.5 What You Learned in Chapter 8; 8.6 Technical Notes; Chapter 9: Marking Up a Document with HTML; 9.1 Matching Tags; 9.2 Transforming Plain Text with sed; 9.3 Appending Tags; 9.4 Transforming Plain Text with Perl; 9.5 What You Learned in Chapter 9; 9.6 Technical Notes; Chapter 10: The End of the Beginning; 10.1 Learning More; 10.2 Notable Tools, Implementations, and Libraries; 10.3 Matching a North American Phone Number; 10.4 Matching an Email Address; 10.5 What You Learned in Chapter 10; Regular Expression Reference; Regular Expressions in QED; Metacharacters; Character Shorthands; Whitespace; Unicode Whitespace Characters; Control Characters; Character Properties; Script Names for Character Properties; POSIX Character Classes; Options/Modifiers; ASCII Code Chart with Regex; Technical Notes; Regular Expression Glossary; Colophon;