So far I’ve introduced the basics of regular expressions and the Pattern class. In Part 2, we’ll go much deeper into the Regex API, exploring methods associated with the Pattern, Matcher, and ...

Regular expressions have been part of the programmer’s toolkit for a long time, with their creation by Stephen Cole King in 1951. Their ability to match word patterns make them a powerful tool ...

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 -- often called regex -- are sequences of characters that define a search pattern in text. That makes them sound like a one-trick pony, but you'd be surprised at how useful ...

Regular expressions — the things you feed to programs like grep — are a bit like riding a bike. It seems impossible until you learn to do it, and then it’s easy. Part of their bad… ...

The ECMAScript 2025 specification, now final, standardizes new JavaScript capabilities including JSON modules, regex capabilities, Set methods, and sync iterator helper methods.