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File: Data.xml
<?xml version="1.0" encoding="utf-8"?>
<!-- testlines.xml -->
<ul>
<li>A</li>
<li>B</li>
<li>C</li>
</ul>
File: Transform.xslt
<?xml version="1.0"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="text"/>
<xsl:template match="/">
<xsl:apply-templates select="ul/li"/>
</xsl:template>
<xsl:template match="li">
<xsl:variable name="single-quote">
<xsl:text>'</xsl:text>
</xsl:variable>
<xsl:variable name="two-quotes">
<xsl:text>''</xsl:text>
</xsl:variable>
<xsl:variable name="sub1">
<xsl:call-template name="replace-substring">
<xsl:with-param name="original" select="."/>
<xsl:with-param name="substring" select="'&'"/>
<xsl:with-param name="replacement" select="'^&'"/>
</xsl:call-template>
</xsl:variable>
<xsl:variable name="sub2">
<xsl:call-template name="replace-substring">
<xsl:with-param name="original" select="$sub1"/>
<xsl:with-param name="substring" select="'|'"/>
<xsl:with-param name="replacement" select="'^|'"/>
</xsl:call-template>
</xsl:variable>
<xsl:call-template name="replace-substring">
<xsl:with-param name="original" select="$sub2"/>
<xsl:with-param name="substring" select="$single-quote"/>
<xsl:with-param name="replacement" select="$two-quotes"/>
</xsl:call-template>
<xsl:text>
</xsl:text>
</xsl:template>
<xsl:template name="replace-substring">
<xsl:param name="original" />
<xsl:param name="substring" />
<xsl:param name="replacement" />
<xsl:choose>
<xsl:when test="contains($original, $substring)">
<xsl:value-of
select="substring-before($original, $substring)" />
<xsl:value-of select="$replacement" />
<xsl:call-template name="replace-substring">
<xsl:with-param name="original"
select="substring-after($original, $substring)" />
<xsl:with-param
name="substring" select="$substring" />
<xsl:with-param
name="replacement" select="$replacement" />
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="$original" />
</xsl:otherwise>
</xsl:choose>
</xsl:template>
</xsl:stylesheet>
Output:
A
B
C
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