I wonder if anyone has written an extension to allow: /[0..255].[0..255].[0..255].[0..255]/ I'm guessing this could be compiled down to a regular regular ex

I wonder if anyone has written an extension to allow: /[0..255].[0..255].[0..255].[0..255]/ I'm guessing this could be compiled down to a regular regular expression. Support for [000..255] (enforce leading zeros) would be nice too.