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Re: Failing string() test fail

Subject: Re: Failing string() test fail
From: Vyacheslav Sedov <vyacheslav.sedov@xxxxxxxxx>
Date: Fri, 26 Jun 2009 10:15:57 +0400
Re:  Failing string() test fail
"You get one Yes". is out of xsl:if element

On Fri, Jun 26, 2009 at 10:09 AM, Christopher R. Maden <crism@xxxxxxxxx>
wrote:
>
> Karl Stubsjoen wrote:
> > What would cause a string() test to fail?  I've tested on a simple
> > xml, like this, with the following test:
> >
> > Assume we are matching on B
> >
> > <xsl:if test="string(C/@test)">Yes</xsl:if> You get one Yes.
> >
> > <A>
> >     <B>
> >         <C/>
> >         <C/>
> >         <C/>
> >     </B>
> >     <B>
> >         <C/>
> >         <C test="yes"/>
> >         <C/>
> >     </B>
> > </A>
>
> What would you expect to get?
>
> Remember that in the context of xsl:if test, there is a coercion to
> Boolean.  When there is no @test attribute, the string() will evaluate
> to the empty string, which in turn evaluates to false.  So I would
> expect no Yes for the first <B> and a Yes for the second <B>.
>
> ~Chris
> --
> Chris Maden, text nerd  <URL: http://crism.maden.org/ >
> All I ask of living is to have no chains on me,
>  And all I ask of dying is to go naturally.  Laura Nyro
> GnuPG Fingerprint: C6E4 E2A9 C9F8 71AC 9724 CAA3 19F8 6677 0077 C319

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