The first time I ever encountered a regular expression was many years ago now, but I still remember my first thoughts on it: What is this string-like thing? I don’t want to touch it, it looks scary. I ...

So I'm working with Cypress and I'm attempting to understand how to verify a URL via regex matching; but I want to use several character sets in the regex, and I want to add a variable as well. Not ...

Add a description, image, and links to the javascript-regex-demo topic page so that developers can more easily learn about it.

I'm trying to decode some data in Javascript and I thought regular expressions might help. The data is a string like so: I'm trying to avoid using a loop to then split(",") each array item. So is ...

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 ...