xml-dev - Re: xml:space in nested elements

[John Cowan <jcowan@reutershealth.com>]

Jeff Stock wrote:

> Please consider the following DTD fragment

[example snipped]

> Without the xml:space attribute on element <foo>, this
> would be a valid XML document. However, the presence
> of the xml:space='preserve' attribute on the element
> <foo> would seem to imply that element <bar> is now
> going to have #PCDATA is its content, which is not
> allowed by the DTD.

Not so.  Whitespace is permitted between child
elements in any case.  The purpose of
'xml-space:="preserve"' is not to affect
parser behavior, but to notify the *application*
that whitespace (whether in element content
or in mixed content) is meaningful.

> So a validating XML parser must
> reject the above document fragment as invalid.

No, it is valid.

-- 
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