Regex quick syntax reference : understanding and using regular expressions /: understanding and using regular expressions. (2018)

• Record Type: Book
• Further Information: Note: Zsolt Nagy.
• Authors: Nagy, Zsolt
• Contents: Intro; Table of Contents; About the Author; About the Technical Reviewer; Chapter 1: An Introduction to Regular Expressions; Why Are Regular Expressions Important?; What Are Regular Expressions?; Frustrations with Regular Expressions Arise from Lack of Taking Action; Regular Expressions Are Imperative; The Language Family of Regular Expressions; Summary; Chapter 2: Regex Syntax 101; Formulating an Expression; Literal Characters and Meta Characters; Arbitrary Character Class; Basic Concatenation; Alternative Execution; Operator Precedence and Parentheses; Anchored Start and End; Modifiers A Successful Match Is Cheaper Than FailureAutomatically Generating Regex FSMs; Summary; Chapter 5: Repeat Modifiers; Backtracking; Match at Least Once; Match at Most Once: Optionals; Match Any Number of Times; Fixed-Range Matching; Loop Exactly n Times; Greedy Repeat Modifiers; Lazy Repeat Modifiers; Possessive Repeat Modifiers; Summary; Chapter 6: Character Sets and Character Classes; Character Sets; Character Set Ranges; Exclusions from Character Sets; Character Set Classes; Concatenating Advanced Language Constructs; Summary; Chapter 7: Substring Extraction from Regular Expressions Defining Capture GroupsPerl 6 Capture Groups; Retrieval of Captured Substrings; JavaScript; PHP; Python; Perl 5; Reusing Captured Substrings Within a Regex; Capture Groups and Performance; Extensions to Capture Groups; Summary; Chapter 8: Lookahead and Lookbehind; Lookahead; Lookbehind; Summary; Chapter 9: Maintaining Regular Expressions; Extended Mode; Regex Subroutines; PCRE Subroutines; Perl 6 Subroutines; Recursion and Circular References with Subroutines; Extended Mode, Subroutines, and Abstractions; Named Capture Groups; EMACS Named Capture Groups; PCRE Named Capture Groups Perl 6 Named Capture GroupsCase Study: XRegExp Library for JavaScript; Summary; Chapter 10: Optimizing Regular Expressions; Summary of the Optimization Techniques; Making Character Classes More Specific; Repeating Character Class Loops; Use Possessive Repeat Modifiers Whenever Possible; Use Atomic Groups; Refactor for Optimization; Optimization Techniques Limit Nondeterministic Execution; Summary; Chapter 11: Parsing HTML Code and URL Query Strings with Regular Expressions; Parsing HTML Tags; Processing the Query String of a URL; Afterword: This Is Not the End, but the Beginning Chapter 3: Executing Regular Expressions; Regular Expressions in JavaScript; RegExp Methods; String Methods Accepting Regular Expressions; Regex Modifiers; Global Matches; Multiline Matches; ES6 Unicode Regular Expressions; Sticky Matches; Summary; Other PCRE-Based Regex Environments; PHP; Python; Perl 5; Java; R; C#; Ruby; Golang; C++; Summary; Chapter 4: Visualizing Regex Execution Using Finite State Machines; Regular Expressions Are Finite State Machines; Backtracking; Deterministic and Nondeterministic Regex Modeling; Basic Regex Simplifications
• Publisher Details: United States : Apress
• Publication Date: 2018
• Copyright Date: 2018
• Extent: 1 online resource
• Subjects: 005.133; Computer science; JavaScript (Computer program language); COMPUTERS / Programming Languages / JavaScript; JavaScript (Computer program language); Computer Science; Programming Languages, Compilers, Interpreters; Programming Techniques; Software Engineering; Web Development; Computers -- Programming -- General; Computers -- Software Development & Engineering -- General; Computers -- Web -- Web Programming; Computer programming / software development; Software Engineering; Web programming; Software engineering; Computer programming; Computers -- Programming Languages -- General; Programming & scripting languages: general; Electronic books
• Languages: English
• ISBNs: 9781484238769; 1484238761
• Related ISBNs: 9781484238752; 1484238753
• Notes: Note: Includes bibliographical references.; Note: Online resource; title from PDF title page (SpringerLink, viewed August 22, 2018).
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.