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RE: Content constructors and sequences

Subject: RE: Content constructors and sequences
From: DPawson@xxxxxxxxxxx
Date: Wed, 9 Jan 2002 11:27:29 -0000
RE:  Content constructors and sequences
Jeni wrote:
> Conclusions
> -----------
> If XPath were extended to be a usable method of generating sequences,
> it would end up replicating the variable assignment and flow control
> features that are already available within XSLT. While there is an
> argument for constructing a language that performs transformations
> without using XML syntax, that niche is already filled by XQuery. In
> addition, because XPaths are used within attributes in XSLT, XSLT with
> extended XPath will become a lot harder to read, write, and maintain
> than the equivalent XSLT instructions.
> Extending the concept of 'content constructors' to more general
> 'sequence constructors' and introducing an xsl:item element to add
> simple typed values and pre-existing nodes to this sequence gives XSLT
> the power to construct sequences of all descriptions. Rather than
> learning one language for constructing sequences of nodes and a
> different language with similar constructs for constructing other
> sequences, you will only have to learn one, unified, language.

that makes an aweful lot of sense.

nice piece of work Jeni.

+1 from me.
Regards DaveP

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