Re: [xml-dev] RE: James Clark: XML versus the Web

[Michael Kay <mike@saxonica.com>]

On 13/12/2010 09:25, David Carlisle wrote:
> On 13/12/2010 03:15, Henri Sivonen wrote:
>> The script element in thehttp://www.w3.org/1999/xhtml  namespace has 
>> already been implemented. How would a new processing instruction be 
>> better?
>
> XML is designed (mostly) not to use fixed element names. If you are 
> styling xhtml, xhtml:script is OK, but if you are styling docbook, or 
> some personal xml vocabulary or anything else other than xhtml, then 
> adding a processing instruction will maintain the validity of your 
> source, but adding an xhtml:script will not.
>

Perhaps something in the HTTP header would be even better than a 
processing instruction, as it would avoid disturbing the XML content 
entirely.

Michael Kay
Saxonica