Is there a good, online, interactive regex tutorial? [closed]

Answer 1

Expressions is an interactive regular expression tutorial. The emphasis is on using features in combination, and providing excellent feedback for common mistakes. (Check out my blog post on how we figure out what mistakes really are common.)

Answer 2

HiFi Regex Tester

Regular expressions can be a pain. This tool is designed to help developers learn, practice, and compose regular expressions.

Although this tool is not quite a tutorial in the style of that SQL website, its intention is to help teach regex.

Answer 3

Shameless plug: I wrote an interactive Regular Expression tutorial (RegexOne) over a couple weekends to help some friends learn regular expressions. They mentioned the real time examples seemed to help quite a bit too.