From: Gavin Kistner <gavin.kistner@...>
Date: 2006-09-30T01:00:44+09:00
Subject: Re: $ anchor for string of a whole file

> Because I've read in an entire file as one string into memory, 
> shouldn't $ mean the end of the file? And, shouldn't /m tell it to 
> include everying, including newlines?

http://phrogz.net/ProgrammingRuby/language.html#regularexpressions
See \z and \Z