Re: [xsl] templates with optional paramters

[Joerg Heinicke <joerg dot heinicke at gmx dot de>]

<xsl:template name="foo">
     <xsl:param name="bar_mandatory" select="'default'"/>
     <xsl:param name="bar_optional" select="'default'"/>
     <xsl:if test="$bar_optional = 'default'">
         <xsl:text>$bar_optional not specified, using default 
value</xsl:text>
     </xsl:if>
</xsl:template>

Regards,

Joerg

robert.soesemann@web.de wrote:
> I have an xslt template with 2 paramter. One of them must not be specified.
> How can I find out if one or two params where specified? Do I need two versions of the template with mode? Or can I check with =''?
> 
> <xsl:template name="foo">
>   one mandatory paramter
>   one optional paramter
> ...do things...
> </xsl:template>
> 
> One can call it by:
> 
> <xsl:call-template name="foo">
>   <xsl:with-param name=="bar_mandatory" select="$whatever" />
>   <xsl:with-param name="bar_optional" select="$whatever" />
> </xsl:call-template>
> 
> OR
> 
> <xsl:call-template name="foo">
>   <xsl:with-param name=="bar_mandatory" select="$whatever" />
> </xsl:call-template>
> 
> 
> Rob


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