Character properties

From: Suzanne M. Topping (stopping@bizwonk.com)
Date: Mon Jul 15 2002 - 08:53:59 EDT


Is there a place on unicode.org which describes the concept of
properties in greater detail?

> -----Original Message-----
> From: Kenneth Whistler [mailto:kenw@sybase.com]

> Other properties accrue more directly to characters, per se.
> They attach to the abstract character, and get associated with
> a code point more indirectly by virtue of the encoding of that
> character. The numeric value of a character would be a good example
> of this. No one expects an unassigned code point or an assigned
> dingbat character or a left bracket to have a numeric value property
> (except perhaps a future generation of Unicabbalists).
>
> > There are no corresponding features in other character sets usually.
>
> Correct. Before the development of the Unicode Standard, character
> encoding committees tended to leave that property assignments
> either up to implementations (considering them obvious) or up
> to standardization committees whose charter was "character
> processing" -- e.g. SC22/WG15 POSIX in the ISO context.
>
> The development of a Universal character encoding necessitated
> changing that, bringing character property development and
> standardization under the same roof as character encoding.
 



This archive was generated by hypermail 2.1.2 : Mon Jul 15 2002 - 07:07:20 EDT