From: Martin DeMello <martindemello@...>
Date: 2005-02-18T17:24:49+09:00
Subject: Re: Newbie needs help with escaping regex

Logan Capaldo <logancapaldo@gmail.com> wrote:
 
> An alternative is to use %r{} syntax.
> 
> %r{(now|I)can (use)+ as many /* as I? want}
> 
> Of course the downside being is now you have to escape { }. But your
> pattern doesn't seem to contain any of those anyway.

%r can take a pretty much arbitrary delimiter (I forget what isn't
allowed). e.g. %r|hello| %r<world> %r=this= etc. The first character
after the r acts as the opening delimiter, if it's one of a pair the
other one acts as the closing, otherwise the opening character closes it
too.

martin