- From: Robin Berjon <robin.berjon@expway.fr>
- Date: Thu, 22 Dec 2005 11:31:34 +0100
- To: Ian Hickson <ian@hixie.ch>
- Cc: Chris Lilley <chris@w3.org>, www-svg@w3.org
Hi Ian,
On Dec 21, 2005, at 22:15, Ian Hickson wrote:
>> xxx>> How should multiple commas in a row be parsed?
>>
>> Please see the following line of the EBNF
>>
>> comma-wsp:
>> (wsp+ comma? wsp*) | (comma wsp*)
>>
>
> This says that multiple commas don't match the grammar, it doesn't
> say how
> to handle them if they are there. (However, if it is the intention, as
> noted below, that rendering UAs should include conformance
> checkers, then
> I accept that the processing of multiple commas is defined.)
Generally the error handling is specified on the attributes, not on
the data types. Unless otherwise noted, when an attribute holds a
value that is incorrect it is treated as if it hadn't been specified.
The behaviour then depends on what the default value is.
--
Robin Berjon
Senior Research Scientist
Expway, http://expway.com/
Received on Thursday, 22 December 2005 10:31:52 UTC