If you’ve ever worked with regular expressions, you know how difficult and tedious it is to craft complex regex code. However, while it won’t work in every situation, REGex Tester, an online ...

Javascript’s regular expression library is becoming world class, guaranteeing that the odd little pattern language will likely be around for generations to come.

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.

Firefox Beta 5 Improves in Client-Side Regex Test Milliseconds matter. If everyone’s Web 2.0 apps are doing complex computations in the browser, that browser better be efficient.