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

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 ...

In this lesson, you’ll learn how to use RegEx (regular expressions) to work with sets of characters. Unlike the ., which matches any single character , sets enable you to match specific characters and ...

Regular expressions give Tim Patrick the creeps, but he overcame his fears by discovering specially crafted regex patterns can access data in a way that’s actually kind of cool. I've always been ...

There are times during development when you need to match text against a search phrase. NSString offers a few simple built-in routines that offer basic comparison options. For example, use ...

When I’m writing in Editorial, I often need to make sure I’m dealing with a valid URL in the system clipboard, the document editor, or in a variable. To do so, I’ve long employed John Gruber’s liberal ...

A quick run down on how you can use regular expressions in your own programs to give you more power over searching and substituting text. Perl has long been an extremely popular choice for text ...