.//title[1] should find the title, then work from there?

On Mon, 24 Dec 2018 at 21:13, Graydon graydon@xxxxxxxxx <
xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote:

> On Mon, Dec 24, 2018 at 08:57:40PM -0000, Eliot Kimber
> ekimber@xxxxxxxxxxxx scripsit:
> > Using XPath 3:
> [snip]
> > Given a starting node, e.g., the root node (but could be any node in the
> hierarchy) I need to find the first titled "child" nodes, so given the
> chapter node  I need to find S1 and S2 but not S3.
>
> If you meant:
>
> <root>
>     <chapter><title>C1</title>
>     <wrapper>
>         <wrapper>
>             <section><title>S1</title>
>             </section>
>         </wrapper>
>         <section><title>S2</title>
>             <section><title>S3</title>
>             </section>
>         </section>
>     </wrapper>
>     </chapter>
> </root>
>
> then
>
> //descendant::*[self::section][title][not(ancestor::*[self::section][title])]
>
> will give you the first titled element of the type you're looking for.
>
> You'll need to put the actual values for "foo" and "bar" in where there's
> a predicate for [self::section]; [self:foo or self::bar]
>
> -- Graydon
> 
>
-- 
Dave Pawson
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