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docbook-style-xsl-1.78.1-1.fc17.noarch.rpm

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<div class="refnamediv"><h2>string.subst</h2><p>
string.subst
 &#8212; Substitute one text string for another in a string
</p></div>

<div class="refsect1"><a name="idp9500992"></a><h2>Description</h2>

<p>The <code class="function">string.subst</code> template replaces all
occurances of <em class="parameter"><code>target</code></em> in <em class="parameter"><code>string</code></em>
with <em class="parameter"><code>replacement</code></em> and returns the result.
</p>

<a name="string.subst.frag"></a><pre class="programlisting">
&lt;xsl:template name="string.subst"&gt;
  &lt;xsl:param name="string"&gt;&lt;/xsl:param&gt;
  &lt;xsl:param name="target"&gt;&lt;/xsl:param&gt;
  &lt;xsl:param name="replacement"&gt;&lt;/xsl:param&gt;

  &lt;xsl:choose&gt;
    &lt;xsl:when test="contains($string, $target)"&gt;
      &lt;xsl:variable name="rest"&gt;
        &lt;xsl:call-template name="string.subst"&gt;
          &lt;xsl:with-param name="string" select="substring-after($string, $target)"&gt;&lt;/xsl:with-param&gt;
          &lt;xsl:with-param name="target" select="$target"&gt;&lt;/xsl:with-param&gt;
          &lt;xsl:with-param name="replacement" select="$replacement"&gt;&lt;/xsl:with-param&gt;
        &lt;/xsl:call-template&gt;
      &lt;/xsl:variable&gt;
      &lt;xsl:value-of select="concat(substring-before($string, $target),                                    $replacement,                                    $rest)"&gt;&lt;/xsl:value-of&gt;
    &lt;/xsl:when&gt;
    &lt;xsl:otherwise&gt;
      &lt;xsl:value-of select="$string"&gt;&lt;/xsl:value-of&gt;
    &lt;/xsl:otherwise&gt;
  &lt;/xsl:choose&gt;
&lt;/xsl:template&gt;
</pre>

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