On 1/4/06, Andreas S. <f / andreas-s.net> wrote: > Tim Fletcher wrote: > > By "error prone" do you mean that it won't detect addresses that don't > > exist? > > No, I mean that it might declare some addresses invalid although they > aren't. You'll see from my comments in the original post[1] and in my reply to David Black in the other thread[2] that this regex is indeed compliant with a single, non-named address as defined by the RFC[3]. Jacob Fugal [1] http://phantom.byu.edu/pipermail/uug-list/2004-January/009707.html [2] [ruby-talk:174081] [3] http://www.faqs.org/rfcs/rfc822.html