www.tic2.org/WebTecnica

<xsl:template match='message'>
  <h1><xsl:apply-templates select='//*' mode='big'/></h1>
</xsl:template>

<table>
  <xsl:attribute name='width'>100%</xsl:attribute>
</table>

<xsl:template match='ol'>
  <xsl:call-template name='orderedlist'/>
</xsl:template>

Cargar una variable con bucle
Cargar una variable con otras variables y cadenas

<xsl:variable name='vBdName' select='//BdName '/>
<xsl:variable name='vtable' select='//maintable '/>
<xsl:variable name='vBDatos' select='concat('DataBase: ', $vBdName,  '; tabla: ', $vtable) '/>

<xsl:variable name='myString'>
zz<xsl:value-of select='$vBDatos'/>xx
<xsl:for-each select='//DBTCampos/*'>
aa<xsl:value-of select='name(current())'/>:<xsl:value-of select='current()'/>,bb 
</xsl:for-each>
</xsl:variable>

El bucle no tiene efecto en el resultado

Cargar una variable con choose

<xsl:variable name='color'>
  <xsl:choose>
    <xsl:when test='@color'>
      <xsl:value-of select='@color'/>
    </xsl:when>  
    <xsl:otherwise>red</xsl:otherwise>
  </xsl:choose>
</xsl:variable>

<?xml version='1.0'?>  
<message>
  <to textfrmt='i'>Tove</to>  
  <from textfrmt='b'>Jani</from>  
  <text textfrmt='u'>Hello</text>  
</message>
El XSL:

<xsl:template match='/'>  
  <xsl:for-each select='message'>  
    <xsl:element name='{@textfrmt}'>
      <xsl:value-of select='.'/><br />
    </xsl:element>  
  </xsl:for-each>
</xsl:template>

<xsl:template match='/'>
    <table>
      <xsl:for-each select='CATALOG/CD'>
      <tr>
        <td><xsl:value-of select='TITLE'/></td>
        <td><xsl:value-of select='ARTIST'/></td>
      </tr>
      </xsl:for-each>
    </table>
</xsl:template>

<xsl:template match='/'>
  <xsl:for-each select='CATALOG/CD'>
    <xsl:if test='ARTIST='Bob Dylan'>
      <xsl:value-of select='TITLE'/><br />
      <xsl:value-of select='ARTIST'/>
    </xsl:if>
  </xsl:for-each>
</xsl:template>

template que reemplaza una subcadena en una cadena
 stringIn: cadena original
 substringIn: cadena a reemplazar
 substringOut: cadena resultante

Se define:
 example showing replacement of '%20' with a single space 
<xsl:variable name='myString' select='This%20is%20a%20Test'/>
<xsl:variable name='myString' select='DataBase: NavegacionPub, 
table: Media, 
 
Fields: IDPK: NA, NOReg: NodoOrden, Cla1: NodoCla, Cla2: NodoCla, Cla3: NodoCla,
 Nombre: NodoTerNombre, Url: NodoTerEnlace, Descripcion: AtribValor, '/>

 Se invoca:
<xsl:variable name='myNewString'>
<xsl:call-template name='SubstringReplace'>
<xsl:with-param name='stringIn' select='$myString'/>
<xsl:with-param name='substringIn' select='
'/>
<xsl:with-param name='substringOut' select=' '/>
</xsl:call-template>
</xsl:variable>

 Se pone el resultado:
<xsl:value-of select='myNewString'/>

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-->
<xsl:template name='SubstringReplace'>
<xsl:param name='stringIn'/>
<xsl:param name='substringIn'/>
<xsl:param name='substringOut'/>

<xsl:choose>

<xsl:when test='contains($stringIn,$substringIn)'>
<xsl:value-of select='concat(substring-before($stringIn,$substringIn),$substringOut)'/>

<xsl:call-template name='SubstringReplace'>
<xsl:with-param name='stringIn' select='substring-after($stringIn,$substringIn)'/>
<xsl:with-param name='substringIn' select='$substringIn'/>
<xsl:with-param name='substringOut' select='$substringOut'/>
</xsl:call-template>
</xsl:when>

<xsl:otherwise>
<xsl:value-of select='$stringIn'/>
</xsl:otherwise>
</xsl:choose>
</xsl:template>