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RE: Use of "ANY"

• To: "I-Lin Kuo" <ikuoikuo@h...>
• Subject: RE: Use of "ANY"
• From: "Michael Fitzgerald" <mike@w...>
• Date: Thu, 1 Aug 2002 10:53:42 -0700
• Cc: "xml-dev" <xml-dev@l...>
• Importance: Normal
• In-reply-to: <F17cesbJ7Rabq5PAe1400013522@h...>

Mr. Chatfield is correct. ANY means any element declared in the DTD. -Mike

> -----Original Message-----
> From: I-Lin Kuo [mailto:ikuoikuo@h...]
> Sent: Thursday, August 01, 2002 10:39 AM
> To: xml-dev@l...
> Subject: RE:  Use of "ANY"
>
>
> As far as I know, an element whose content is defined as ANY only
> has to be
> well-formed XML.
>
> >From: "W. Hugh Chatfield  I.S.P." <hchatfield@u...>
> >Date: Thu, 1 Aug 2002 12:40:28 -0400
> >
> >Doesn't an element whose content is defined as ANY mean that this element
> >could consist of any element defined in this DTD..  not any old
> element at
> >all.
> >
> >In this case you still have to have the presentation elements defined
> >somewhere in your DTD.
>
> >-----Original Message-----
> >From: I-Lin Kuo [mailto:ikuoikuo@h...]
> >Sent: Thursday, August 01, 2002 11:24 AM
> >To: xml-dev@l...
> >Subject:  Use of "ANY"
> >
> >
> >Hi,
> >
> >I need some advice on the following problem:
> >
> >My organization has a DTD to which some people would like to add
> >presentations tags to. There is another camp which opposes this as a bad
> >idea, but the two have compromised on a set of 9 tags from TEI (Text
> >Encoding Initiative).
> >
> >As one of the technical people charged to implement this, I find
> this a bad
> >idea, and would like to propose the following alternative solution:
> >
> >--- Limit the use of presentation tags within a small subset of elements.
> >For this subset of elements, specify the ELEMENTS contents as
> ANY instead
> >of
> >the list of presentation tags.
> >
> >   I believe this solution has the benefit of allowing the
> pro-presentation
> >camp to use whatever tags they want while removing us from the
> business of
> >specifying presentation tags altogether. Instead, the decision of what
> >presentation tags to support is left to the XSLT designer.
> >   Furthermore, this solution also removes a technical obstacle as we
> >transition our DTD to XSD, because the TEI specification is a
> DTD and there
> >are too many problems validating against a mix of XSD and DTD. Using ANY
> >removes the need to validate within that element.
> >
> >   Are there any counter arguments to this approach?
> >
> >   One major point raised in discussion is that there is a bias
> against the
> >use of "ANY". A DTD with "ANY" would be viewed as unfinished,
> and would be
> >an obstacle to having our DTD approved by an organization such
> as OASIS. Is
> >this true? I am not an experienced schema designer, but it seems like
> >precluding the use of "ANY" contradicts the extensibility of XML, as I
> >don't
> >see how user-defined extensions are possible without the use of "ANY"
> >
> >   Thanks in advance for any insight on this.
>
> I-Lin Kuo
> Macromedia Certified ColdFusion 5.0 Advanced Developer
> Sun Certified Java 2 Programmer
> Ann Arbor, MI
>
>
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• References:
  • RE: Use of "ANY"
    • From: "I-Lin Kuo" <ikuoikuo@h...>

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