RE: [xsl] Binding a variable within a "value-of select"

Subject: RE: [xsl] Binding a variable within a "value-of select"
From: "Michael Kay" <mike@xxxxxxxxxxxx>
Date: Tue, 25 Oct 2005 19:40:36 +0100
> I have a variable called "addorDef". All I need now is to use 
> the value
> of this variable within a path for another xsl:value-of.
> <xsl:value-of select="WBSLServiceData/$addorDef/PostCode"/>

If $addorDef is a node-set then in XPath 2.0 this is a valid expression. If
WBSLServiceData is empty then the result is empty, otherwise the result is
the same as $addorDef/PostCode

But I suspect that $addorDef is actually a string. For example, perhaps it
is the string ABC. Your expression would then mean the same as


which is a type error: the lh operand of "/" must be a node-set, not a

What you want is

WBSLServiceData/*[name() = $addorDef]/PostCode

Michael Kay

> So a variabel within a variable.
> I was thinking to use the { } as a solution.
> <xsl:value-of select="WBSLServiceData/{$addorDef}/PostCode"/>
> or
> <xsl:value-of select="{WBSLServiceData/$addorDef/PostCode}"/>
> But none of them works...
> What am I missing?
> Many Thanks,
> Houman

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