(?P<named_match>...)
(?:invisible group)
(?!negative look-ahead)
(?=positive look-ahead)
(?<!negative look-behind)
(?<=positive look-behind)
(?P<named_match>...)
(?:invisible group)
(?!negative look-ahead)
(?=positive look-ahead)
(?<!negative look-behind)
(?<=positive look-behind)
Devhints.io cheatsheets is a collection of cheatsheets I've written over the years. Suggestions and corrections? Send them in. I'm Rico Sta. Cruz. Check out my Today I learned blog for more.