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, ...

I noticed that the docs say that regex is a more expensive operation than the other conditions. Note that this condition is considerably more expensive than a regular string match (such as starts_with ...

As far as I can tell, this is a result of this piece of code cutting off the end of string after calling RegexFactory. I was surprised that the test suite didn't ...

REGEX is a smarter version of Excel's FIND function, which works well for basic lookups. However, REGEX handles more complex ...