From: "Jesús Gabriel y Galán" <jgabrielygalan@...>
Date: 2013-03-16T20:34:20+09:00
Subject: Re: combine two regular expressions

On Sat, Mar 16, 2013 at 11:08 AM, Joel Pearson <lists@ruby-forum.com> wrote:
> It depends what you mean by combine. If you want to match either then
> you could use the pipe "|" character as an "or" operator.

And if you have to work with the original regexps, you can use the
method Regexp#union:

http://ruby-doc.org/core-2.0/Regexp.html#method-c-union

Jesus.