Re: UCA unnecessary collation weight 0000

From: Richard Wordingham via Unicode <unicode_at_unicode.org>
Date: Thu, 1 Nov 2018 21:32:01 +0000

On Thu, 1 Nov 2018 21:13:46 +0100
Philippe Verdy via Unicode <unicode_at_unicode.org> wrote:

> I'm not speaking just about how collation keys will finally be stored
> (as uint16 or bytes, or sequences of bits with variable length); I'm
> just refering to the sequence of weights you generate.

> You absolutely NEVER need ANYWHERE in the UCA algorithm any 0000
> weight, not even during processing, or un the DUCET table.

If you take the zero weights out, you have a different table structure
to store, e.g. the CLDR fractional weight tables.

Richard.
Received on Thu Nov 01 2018 - 16:32:18 CDT

This archive was generated by hypermail 2.2.0 : Thu Nov 01 2018 - 16:32:18 CDT