Regular Expressions Objectives This chapter takes you on an organized tour of the regular expressions syntax, showing you how to recognize complex string patterns and extract the portions you need.

Working with regular expressions I’m also going to cover how to work with regular expressions in JavaScript, though the concepts learned here apply to other languages as well.

Conclusion Regular expressions are a powerful tool for working with text data in JavaScript. By using regular expressions, you can search, manipulate, and extract specific parts of a string with ...

This chapter describes JavaScript regular expressions. It provides a brief overview of each syntax element. For a detailed explanation of each one's semantics, read the regular expressions reference.

JavaScript’s RegExp object, which holds a regular expression, is what we need here. Regular expressions are a big subject, and there are plenty of FAQs on them on the Web.

I first heard about regular expression denial of service (ReDoS) vulnerabilities from GitHub's Dependabot. Several of my projects over the years have had dependencies that suffered from ReDoS ...