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At 7:07 PM +1100 10/27/02, Rick Jelliffe wrote: >I've never quite cottened on to why XIncludes are useful. Is it because >the longevity of ID/IDREF means that "document scope" has not gone >away, yet because entities are not first-class constructs in XML the current >generation of tools promotes an all-element solution (and bugger the >structure)? > They have one crucial feature external entities don't for me: both the whole and the part documents can be fully valid documents. Sometimes I want to publish my whole book. Sometimes I just want to publish a chapter. Since I'm writing in DocBook with lots of entities, publishing the chapter requires it to have a DTD and thus a document type declaration, which prevents it from being an external parsed entity. -- +-----------------------+------------------------+-------------------+ | Elliotte Rusty Harold | elharo@m... | Writer/Programmer | +-----------------------+------------------------+-------------------+ | XML in a Nutshell, 2nd Edition (O'Reilly, 2002) | | http://www.cafeconleche.org/books/xian2/ | | http://www.amazon.com/exec/obidos/ISBN%3D0596002920/cafeaulaitA/ | +----------------------------------+---------------------------------+ | Read Cafe au Lait for Java News: http://www.cafeaulait.org/ | | Read Cafe con Leche for XML News: http://www.cafeconleche.org/ | +----------------------------------+---------------------------------+
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