Browse Library
Sign In Start Free Trial
Close icon Search icon
Account
Browse Library Advanced Search Sign In Start Free Trial

Add to playlist

Create a Playlist

Modal Close icon
You need to login to use this feature.
  • Book Overview & Buying Javascript Regular Expressions
  • Table Of Contents Toc
  • Feedback & Rating feedback
Javascript Regular Expressions

Javascript Regular Expressions

By : Loiane Groner, Gabriel Manricks
4 (7)
Buy this Book
close
close
Javascript Regular Expressions

Javascript Regular Expressions

4 (7)
By: Loiane Groner, Gabriel Manricks
Buy this Book

Overview of this book

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.
Table of Contents (8 chapters)
close
close
close
Preface
Icon
Preface
Icon
What this book covers
Icon
What you need for this book
Icon
Who this book is for
Icon
Conventions
Icon
Reader feedback
Icon
Customer support
Lock Free Chapter
1
1. Getting Started with Regex
Icon
1. Getting Started with Regex
Icon
It's all about patterns
Icon
Regex in JavaScript
Icon
Building our environment
Icon
Summary
2
2. The Basics
Icon
2. The Basics
Icon
Defining vague matchers in Regex
Icon
Defining ranges in Regex
Icon
Defining multipliers in Regex
Icon
Defining custom quantifiers
Icon
Matching alternated options
Icon
Creating a Regex for a telephone number
Icon
Summary
3
3. Special Characters
Icon
3. Special Characters
Icon
Nonvisual constraints
Icon
Defining nongreedy quantifiers
Icon
Matching groups in Regex
Icon
Summary
4
4. Regex in Practice
Icon
4. Regex in Practice
Icon
Regular expressions and form validation
Icon
Validating fields
Icon
Manipulating data
Icon
Summary
5
5. Node.js and Regex
chevron up
Icon
5. Node.js and Regex
Icon
Setting up Node.js
Icon
Getting started with our application
Icon
The anatomy of an Apache log file
Icon
Summary
6
A. JavaScript Regex Cheat Sheet
Icon
A. JavaScript Regex Cheat Sheet
Icon
Character classes
Icon
Character sets
Icon
Boundaries
Icon
Grouping, alternation, and back reference
Icon
Quantifiers
Icon
JavaScript regular expressions methods
7
Index
Icon
Index

Setting up Node.js

Since we will be developing a Node.js application, the first step is to have Node.js installed. We can get it from http://nodejs.org/download/. Just follow the download instructions and we will have it set up on our computer.

Note

If this is your first time working with Node.js, please go through the tutorials at https://nodejs.org/.

To make sure we have Node.js installed, open the terminal application (Command Prompt, if you're using Windows), and type node –v. The Node.js version installed should be displayed as follows:

We are now good to go!

Visually different images
CONTINUE READING
83
Tech Concepts
36
Programming languages
73
Tech Tools
Icon Unlimited access to the largest independent learning library in tech of over 8,000 expert-authored tech books and videos.
Icon Innovative learning tools, including AI book assistants, code context explainers, and text-to-speech.
Icon 50+ new titles added per month and exclusive early access to books as they are being written.
Javascript Regular Expressions
End of Section 5
Next Section
notes
bookmark Notes and Bookmarks search Search in title playlist Add to playlist font-size Font size

Change the font size

margin-width Margin width

Change margin width

day-mode Day/Sepia/Night Modes

Change background colour

Close icon Search
Country selected
Close icon Your notes and bookmarks

Confirmation

Modal Close icon
claim successful
Order Page Read Now

Buy this book with your credits?

Modal Close icon
Are you sure you want to buy this book with one of your credits?
Close
YES, BUY

Submit Your Feedback

Modal Close icon
Modal Close icon
Modal Close icon