multi-character ranges

2010-07-21 Thread Aaron Sherman
[changing the subject because it's now clear we have two different discussions on our hands. I think we're at or closing in on a consensus for a .. z, and this discussion is aa .. bb] On Wed, Jul 21, 2010 at 1:56 AM, Darren Duncan dar...@darrenduncan.netwrote: Aaron Sherman wrote: 2) The spec

Re: multi-character ranges

2010-07-21 Thread Jon Lang
Aaron Sherman wrote: Darren Duncan wrote: 3) It seems that there are two competing multi-character approaches and both seem somewhat valid. Should we use a pragma to toggle behavior between A and B:  A: aa .. bb contains az  B: aa .. bb contains ONLY aa, ab, ba and bb I would find A to

Re: multi-character ranges

2010-07-21 Thread yary
On Wed, Jul 21, 2010 at 3:47 PM, Jon Lang datawea...@gmail.com wrote: ... When comparing two strings, establishing an order between them is generally straightforward as long as both are composed of letters from the same alphabet and with the same case; but once you start mixing cases,