| Description |
1 online resource (1 volume) : illustrations. |
| Series |
Community experience distilled |
|
Community experience distilled.
|
| Note |
Includes index. |
| Contents |
Cover; Copyright; Credits; About the Authors; About the Reviewers; www.PacktPub.com; Table of Contents; Preface; Chapter 1: Getting Started with Regex; It's all about patterns; Analyzing a phone number; Analyzing a simple log file; Analyzing an XML file; Regex in JavaScript; The RegExp constructor; Using pattern flags; Using the rgx.test method; Using the rgx.exec method; The string object and regular expressions; Using the String.replace method; Using the String.search method; Using the String.match method; Building our environment; Handling a submitted form; Resetting matches and errors |
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Creating a regular expressionExecuting RegExp and extracting its matches; Testing our application; Summary; Chapter 2: The Basics; Defining vague matchers in Regex; Matching a wild card character; Matching digits; Matching alphanumeric chars; Negating alphanumeric chars and digits; Defining ranges in Regex; Defining a range; Matching the dash character; Defining negated ranges; Defining multipliers in Regex; Matching one or more occurrences; Matching zero or one occurrence; Matching zero or more occurrences; Defining custom quantifiers; Matching n or more occurrences |
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Matching n to m occurrencesMatching alternated options; Creating a Regex for a telephone number; Summary; Chapter 3: Special Characters; Nonvisual constraints; Matching the beginning and end of an input; Matching word boundaries; Matching nonword boundaries; Matching a whitespace character; Defining nongreedy quantifiers; Matching groups in Regex; Grouping characters together to create a clause; Capture and noncapture groups; Matching lookahead groups; Using a negative lookahead; Summary; Chapter 4: Regex in Practice; Regular expressions and form validation; Setting up the form |
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Validating fieldsMatching a complete name; Understanding the complete name Regex; Matching an e-mail with Regex; Understanding the e-mail Regex; Matching a Twitter name; Understanding the twitter username Regex; Matching passwords; Matching URLs; Understanding the URL Regex; Manipulating data; Using the String.replace method; Matching a description field; Understanding the description Regex; Explaining a Markdown example; Summary; Chapter 5: Node.js and Regex; Setting up Node.js; Getting started with our application; Reading a file with Node.js; The anatomy of an Apache log file |
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Creating the Apache log RegexCreating a Regex for the time part; Creating a Regex for the request information; Creating a Regex for the status code and object size; Creating a Regex for the referrer and the user agent; Parsing each Apache log row; Summary; Appendix: JavaScript Regex Cheat Sheet; Character classes; Literals; Character sets; Boundaries; Grouping, alternation, and back reference; Quantifiers; JavaScript regular expressions methods; Index |
| Summary |
This book is ideal for JavaScript developers and programmers who work with any type of user entry data and want sharpen their skills to become experts. |
| Subject |
JavaScript (Computer program language)
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Regular expressions (Computer science)
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Programming languages (Electronic computers)
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JavaScript (Langage de programmation) |
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Expressions rationnelles (Informatique) |
|
Regular expressions (Computer science) |
|
JavaScript (Computer program language) |
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Programming languages (Electronic computers) |
| Added Author |
Manricks, Gabriel, author.
|
| Added Title |
Leverage the power of regular expressions to create an engaging user experience |
| Other Form: |
Print version: Groner, Loiane. JavaScript regular expressions : leverage the power of regular expressions to create an engaging user experience. Birmingham, England ; Mumbai, [India] : Packt Publishing, ©2015 ix, 88 pages Community experience distilled. 9781783282258 |
| ISBN |
9781783282265 (electronic bk.) |
|
1783282266 (electronic bk.) |
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