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String-length function

File: Data.xml <poem>   <verse>line 1</verse>   <verse>     line 2   </verse> </poem> File: Transform.xslt <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"   version="1.0">   <xsl:output method="xml" omit-xml-declaration="yes" indent="no" />      <xsl:template match="verse">     <xsl:value-of select="concat('length: ',string-length(.))" />     <xsl:if test="contains(.,'light')">       <xsl:text>light: yes!</xsl:text>     </xsl:if>     <xsl:if test="starts-with(.,'Seest')">       <xsl:text>Yes, starts with "Seest"</xsl:text>     </xsl:if>     <xsl:value-of select="normalize-space(.)" />     <xsl:value-of select="translate(.,'abcde','ABCD')" />   </xsl:template>    </xsl:stylesheet> Output:   length: 6line 1lin 1   length: 13line 2     lin 2