Re: [xml-dev] ANN: Function Composition and Recursion in XPath 3.0

Roger,
Thanks for putting this document together.
Good stuff indeed.

--Tim

On Wed, Oct 17, 2012 at 7:37 AM, Costello, Roger L. <> wrote:
> Hi Folks,
>
> XPath has become a much more functional language with the arrival of XPath 3.0. That is very exciting.
>
> This paper shows how to implement, using XPath 3.0, two key functional capabilities:
>
> 1.      function composition
> 2.      recursion
>
> These capabilities will be implemented using unnamed (anonymous) functions.
>
> At the time of this writing the XPath specification is still a working draft. Nonetheless, SAXON has implemented all the capabilities described in this paper. So, you can experiment with these capabilities today.
>
> Thanks to Dimitre Novatchev and Michael Kay for showing me how to implement these capabilities.
>
> More ... http://www.xfront.com/XPath3-0/Function-Composition-and-Recursion-in-XPath-3.pdf
>
> /Roger
>
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