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 ...

RE2 is a regular expression engine designed to operate in time proportional to the size of the input, ensuring linear time complexity. RE2JS, on the other hand, is a pure JavaScript port of the RE2 ...

Regular expressions are built into many programming languages and used to match, search, and transform patterns of text in your programs. Get started with Regex.

Regular expressions, or ‘regex’, are like an in-line programming language for text searches that allow you to include complex search strings, partial matches and wildcards, case-insensitive ...

Now that we know how to work with regular expressions and the different methods that are available to interact with, let’s spend some time building regular expressions to match the patterns we want.

Regular expressions are the standard for pattern matching across almost all computer languages and many tools, from JavaScript to Visual Studio Code. We tried to make it a little easier for novices ...