Re: [xsl] Test for presence of attribute

Subject: Re: [xsl] Test for presence of attribute
From: David Carlisle <davidc@xxxxxxxxx>
Date: Wed, 18 Jul 2001 17:53:47 +0100
> (I am a digester, so please reply off-list to
> n8_shaw@xxxxxxxxx and cc the list if you feel others
> may learn too =:>)

That is contrary to the list guidelines.

> Is there anyway in XSL to check for the existance of
> an attribute? I am currently using:

er yes the XPath @foo  will test if the attribute foo exists.

> BUT, URL is not required and if it is not present,
> then the IF statement fails.

what do you mean by fail? It should work, but could be more simply

<xsl:if test="@URL">
<a href="{@URL}">

> Also, is there a len() function?
see the XPath spec


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