File: count.uri.path.depth.html

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<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>count.uri.path.depth</title><link rel="stylesheet" href="reference.css" type="text/css"><meta name="generator" content="DocBook XSL Stylesheets V1.75.2"><link rel="home" href="../index.html" title="DocBook XSL Stylesheets: ReferenceDocumentation"><link rel="up" href="relativeuri.html" title="Relative URI Functions"><link rel="prev" href="relativeuri.html" title="Relative URI Functions"><link rel="next" href="trim.common.uri.paths.html" title="trim.common.uri.paths"><link rel="copyright" href="copyright.html" title="License"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">count.uri.path.depth</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="relativeuri.html">Prev</a></td><th width="60%" align="center">Relative URI Functions</th><td width="20%" align="right"><a accesskey="n" href="trim.common.uri.paths.html">Next</a></td></tr></table><hr></div><div class="refentry" title="count.uri.path.depth"><a name="count.uri.path.depth"></a><div class="titlepage"></div>
<div class="refnamediv"><h2>count.uri.path.depth</h2><p>
count.uri.path.depth
 &#8212; Count the number of path components in a relative URI
</p></div>

<div class="refsect1" title="Description"><a name="id1457025"></a><h2>Description</h2>

<p>This function counts the number of path components in a relative URI.</p>

<a name="count.uri.path.depth.frag"></a><pre class="programlisting">
&lt;xsl:template name="count.uri.path.depth"&gt;
  &lt;xsl:param name="filename" select="''"&gt;&lt;/xsl:param&gt;
  &lt;xsl:param name="count" select="0"&gt;&lt;/xsl:param&gt;

  &lt;xsl:choose&gt;
    &lt;xsl:when test="contains($filename, '/')"&gt;
      &lt;xsl:call-template name="count.uri.path.depth"&gt;
        &lt;xsl:with-param name="filename" select="substring-after($filename, '/')"&gt;&lt;/xsl:with-param&gt;
        &lt;xsl:with-param name="count" select="$count + 1"&gt;&lt;/xsl:with-param&gt;
      &lt;/xsl:call-template&gt;
    &lt;/xsl:when&gt;
    &lt;xsl:otherwise&gt;
      &lt;xsl:value-of select="$count"&gt;&lt;/xsl:value-of&gt;
    &lt;/xsl:otherwise&gt;
  &lt;/xsl:choose&gt;
&lt;/xsl:template&gt;
</pre>

</div>
</div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="relativeuri.html">Prev</a></td><td width="20%" align="center"><a accesskey="u" href="relativeuri.html">Up</a></td><td width="40%" align="right"><a accesskey="n" href="trim.common.uri.paths.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Relative URI Functions</td><td width="20%" align="center"><a accesskey="h" href="../index.html">Home</a></td><td width="40%" align="right" valign="top">trim.common.uri.paths</td></tr></table></div></body></html>