POI on Thai Collation (was: RTL PUA?)

[Richard Wordingham]

On Mon, 22 Aug 2011 23:00:49 +0530
Shriramana Sharma <samj...@gmail.com> wrote:

> Since collation never
> cares about whether the script is LTR or RTL or Indic (with the
> except of Thai etc where the encoding is as per visual order and not
> logical order) <snip>

The latest collation standards handle Thai by treating the combinations
of preposed vowels plus consonant as single entities.  They do the same
for Lao, but Lao collation even of modern Lao needs many more combinations.

Richard.