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Regular expressions that work “everywhere” (www.johndcook.com)
submitted 2 months ago by cm0002@infosec.pub to c/programming@programming.dev
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[-] jokro@feddit.org 11 points 2 months ago* (last edited 2 months ago)

In theoretical CS, there is just * and |. All other operations can be emulated with them. Of course this is not practical.

Things like \s are really useful so you don't have to list every future (unicode) variant of whitespace.

this post was submitted on 28 Jun 2026
19 points (91.3% liked)

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