Re: node returned from a user function is no longer a

> So it seems that it's being converted to a string for some reason, so I
> try to set the function's return type to as="node()" or as="element()"
> (don't know the difference) but now the compiler seems to require an
> object to always be returned, a case which I don't know how to handle
> (returning () causes compiler complaint too).

Probably what you want is:

  element()?

which means that the return type is a sequence of  0 or 1 elements.


-- 
Cheers,
Dimitre Novatchev
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Truly great madness cannot be achieved without significant intelligence.
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To invent, you need a good imagination and a pile of junk
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Never fight an inanimate object
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You've achieved success in your field when you don't know whether what
you're doing is work or play



On Mon, Aug 11, 2008 at 10:09 AM, Bordeman, Chris
<Chris.Bordeman@xxxxxxxxxxxxxxxxx> wrote:
> Consider this variable and the function it calls:
>
> <variable name="buyerfirstaddressnode"
> select="fn:getfirstactiveaddressnode(buyer/Addresses)"/>
>
> <xsl:function name="fn:getfirstactiveaddressnode">
>  <xsl:param name="addresses"/>
>  <xsl:if test="$addresses">
>    <xsl:sequence select="addresses/Address[Sequence=1 and
> IsActive=1]"/>
>  </xsl:if>
> </xsl:function>
>
> Now, if I access $buyerfirstaddressnode/StreetName for instance, or any
> other member, I get an EMPTY STRING.  However, if I simply output the
> $buyerfirstaddressnode variable, I get a string that LOOKS like it
> contains the address data I want.
>
> So it seems that it's being converted to a string for some reason, so I
> try to set the function's return type to as="node()" or as="element()"
> (don't know the difference) but now the compiler seems to require an
> object to always be returned, a case which I don't know how to handle
> (returning () causes compiler complaint too).
>
> Help please?
>
> Chris