[closed] Re: Extend values of type ID

Thank you, Anne.

/ Anne van Kesteren <fora@annevankesteren.nl> was heard to say:
| Norman Walsh wrote:
|> / Anne van Kesteren <fora@annevankesteren.nl> was heard to say:
|> | I'm not sure if this matters to xml:id, but I CC'ed public-xml-id just
|> | in case.
|> |
|> | I was wondering why values of type ID are so limited. They can only
|> | start with a letter, ':' or '_' which does not really make sense.
|> |
|> | Was this perhaps for compatibility with SGML?
|> |
|> | It would make much more sense, in my humble opinion, to make allow any
|> | character as value with a minimum length of 1 character. With the
|> | exclusion of some control characters I guess.
|> |
|> | Would that be possible?
|> |
|> | PS: If someone replies to the message and does not CC public-xml-id
|> | please do CC me.
|> The restiction that ID values be XML Names was, I believe, inherited
|> From SGML. While it might have been useful to relax that restriction,
|> XML did not. The xml:id Specification aims to provide XML ID values
|> and, as such, cannot extend the range of values allowed. (Irrespective
|> of the fact that this would be a major interoperability probem for XML
|> systems.)
|> For the purposes of resolving CR comments, please let us know if you
|> are unsatisified with this resolution.
|
| I'm ok with the resolution for the xml:id specification.
|
| If possible, I would appreciate it if someone would look into the
| possibilities of extending the allowed characters of the ID type in
| the XML specification though.
|
| Regards,
|
| Anne
|
| -- 
|   Anne van Kesteren
|   <http://annevankesteren.nl/>

                                        Be seeing you,
                                          norm

-- 
Norman.Walsh@Sun.COM / XML Standards Architect / Sun Microsystems, Inc.
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