[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message]

Re: node depth

Subject: Re: node depth
From: Bernie <berniecc@xxxxxxxxx>
Date: Fri, 7 Sep 2007 14:04:00 +0200
Re:  node depth
Thanx Abel, I'm a XSL newbie learning.

On 9/7/07, Abel Braaksma <abel.online@xxxxxxxxx> wrote:
> Bernie wrote:
> > Is there any way to find out the depth of the current element in a
> > recursive template? The XML is the following:
> >
>
> The depth of any node in the current tree can be requested with:
> count(ancestor-or-self::*)
>
> Bonus: your stylesheet can be written a bit easier as follows:
>
> <xsl:template match="section">
>         <li>
>             <xsl:apply-templates select="label" />
>         </li>
>         <ul>
>             <xsl:apply-templates select="section" />
>         </ul>
>   </xsl:template>
>
>   <xsl:template match="label">
>      <xsl:apply-templates select="@href[@href != '']" />
>      <xsl:value-of select=".[not(@href) | normalize-space(@href) = '']" />
>   </xsl:template>
>
>    <xsl:template match="label/@href">
>       <a href="{.}"><xsl:value-of select="label" /></a>
>    </xsl:template>
>
>
>
> As a general hint, whenever you are writing an xsl:choose or an xsl:if
> with a node test, consider rewriting it as a matching template/applying
> templates pair. This will undoubtedly make your code more adept to
> change, efficient and easier to understand in the long run. A test for a
> label being empty and then outputting its value is unnecessary. It may
> happen that an empty <a></a> occurs but that still renders the same, if
> you don't like that you can remove it by changing the matching template to:
>
>    <xsl:template match="label[.!='']/@href">
>       <a href="{.}"><xsl:value-of select="label" /></a>
>    </xsl:template>
>
> Cheers,
>
> Abel Braaksma
>
> >
> >
> > <xsl:template match="section">
> >     <xsl:if test="label!=''">
> >       <li>
> >         <xsl:choose>
> >           <xsl:when test="label/@href!=''">
> >             <a>
> >                               <xsl:attribute name="href">
> >                                       <xsl:value-of select="label/@href" />
> >                               </xsl:attribute>
> >                                 <xsl:value-of select="label" />
> >                         </a>
> >           </xsl:when>
> >           <xsl:otherwise>
> >                         <xsl:value-of select="label" />
> >           </xsl:otherwise>
> >         </xsl:choose>
> >       </li>
> >       <ul>
> >               <xsl:apply-templates select="section" />
> >       </ul>
> >     </xsl:if>
> >   </xsl:template>
> > -----------------------------
> >
> > Bernie.

Current Thread

PURCHASE STYLUS STUDIO ONLINE TODAY!

Purchasing Stylus Studio from our online shop is Easy, Secure and Value Priced!

Buy Stylus Studio Now

Download The World's Best XML IDE!

Accelerate XML development with our award-winning XML IDE - Download a free trial today!

Don't miss another message! Subscribe to this list today.
Email
First Name
Last Name
Company
Subscribe in XML format
RSS 2.0
Atom 0.3
Site Map | Privacy Policy | Terms of Use | Trademarks
Free Stylus Studio XML Training:
W3C Member
Stylus Studio® and DataDirect XQuery ™are products from DataDirect Technologies, is a registered trademark of Progress Software Corporation, in the U.S. and other countries. © 2004-2013 All Rights Reserved.