Re: [xsl] xpath help?

["Michael Kay michaelkay90@xxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>]

//x[1] selects every x that is the first child of its parent. You want
(//x)[1]. A well-known gotcha, disguised in your case by that intervening
predicate.

Michael Kay

> On 12 Feb 2025, at 22:54, dvint@xxxxxxxxx
<xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> I have this xpath that returns more than one result
>
> //a[contains(@filepath, 'preface.html')]/@newid
>
> I thought adding [1] to it like this would get me the first entry, but the
result doesn't change
>
> //a[contains(@filepath, 'preface.html')][1]/@newid
>
> Here is an example of the file I'm processing
>
>
> <nav>
> 	<div class="coverpage">
> 		<span class="publicationdate">February 12, 2025</span>
> 	</div>
> 	<div class="copyrightstatement"/>
> 	<div class="toc">
> 		<ul class="nav-list">
> 			<li class="nav-item is-current-page" data-depth="1">
> 				<a newid="d3e90" class="nav-link" filepath="preface.html"
> 					href="#d3e90" entry-type="file">Evaluation</a>
> 			</li>
> 			<li class="nav-item" data-depth="1">
> 				<a newid="d3e139" class="nav-link"
> 					filepath="${release.notes.base}/preface.html" href="#d3e139"
> 					entry-type="URL">Release notes</a>
> 			</li>
> 			<li class="nav-item" data-depth="1">
> 				<a newid="d3e237" class="nav-link"
> 					filepath="../deployment-planning-guide/preface.html"
> 					href="#d3e237" entry-type="file">Deployment planning</a>
> 			</li>
> 			<li class="nav-item" data-depth="2">
> 				<a newid="d3e247" class="nav-link"
> 					filepath="../deployment-planning-guide/understanding-iam.html"
> 					href="#d3e247" entry-type="file">Identity and Access
> 					Management</a>
> 			</li>
> 			<li class="nav-item" data-depth="3">
> 				<a newid="d3e255" class="nav-link"
> 					filepath="../deployment-planning-guide/not-just-sso.html"
> 					href="#d3e255" entry-type="file">More than just single
> 					sign-on</a>
> 			</li>
> 		</ul>
> 	</div>
> </nav>