[XeTeX] Whitespace in input

[Karljurgen Feuerherm]

>>> On Mon, Nov 14, 2011 at 12:15 PM, in message
<4EC14CB5.7000208 at Rhul.Ac.Uk>,
Philip TAYLOR <P.Taylor at Rhul.Ac.Uk> wrote:

>> XeTeX is a TeX engine.  Obviously, it is free to define its own
input
>> format, and that format already differs from other TeX engines by
(for
>> instance) allowing some Unicode code points outside the 7-bit
range.
>
> I think (with respect) that "some Unicode code points outside the
7-bit
> range"
> is a gross understatement.  As far as I am aware, XeTeX permits a
very
> considerable
> subset of Unicode (perhaps even all of it; I do not know) as input.

I use U+12000 and above regularly, as a case in point...

K