If you've ever wished Excel could handle text patterns the way Python or JavaScript does, these functions deliver exactly ...

Some say a set of regular expressions comprises a domain-specific language, or DSL; essentially, a mini-programming language. A full-blown programming language like Java or Python can do many things, ...

If you’ve programmed in Perl or any other language with built-in regular-expression capabilities, then you probably know how much easier regular expressions make text processing and pattern matching.

Take control of your data and filter out what doesn't help you to improve your search strategy. Learn how with this guide to regex for SEO. Perhaps you’ve heard of regex but aren’t quite sure how it ...