How can I find repeated letters with a Perl regex?

Question

I am looking for a regex that will find repeating letters. So any letter twice or more, for example:

booooooot or abbott

I won\'t know the

Answer 1

I think you actually want this rather than the "\w" as that includes numbers and the underscore.

([a-zA-Z])\1+

Ok, ok, I can take a hint Leon. Use this for the unicode-world or for posix stuff.

([[:alpha:]])\1+