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Subject: Re: [xsl] problem with xsl:if test statement From: Steve <subsume@xxxxxxxxx> Date: Tue, 18 Dec 2007 03:02:20 -0500 |
She just wants to spit out a link if one or many nodes exists.
Pretty easy.
<xsl:if test="This/node[element=match]/exists">
<link />
</xsl:if>
On Dec 18, 2007 1:14 AM, John Horner <Horner.John@xxxxxxxxxx> wrote:
> I'm rather confused by this question/example code.
>
> Given the code you've sent us, it *doesn't* produce two links. The
> for-each works once for each Fruits node, and if it matches the country
> and the fruit, produces one link, even if there are two
> <Type>Apples</Type> nodes.
>
> Perhaps the answer to the more general question is to use count()? As
> in,
>
> <xsl:for-each select="Products">
> <xsl:if test="count(Fruits[Type='Apples']) > 0 ">
> there is at least one 'Apples' node in the
> Product node for <xsl:value-of select="Fruits/Country"/>
> </xsl:if>
> </xsl:for-each>
>
> By the way, there are quite a few mistakes in your code and it doesn't
> run without fixing them. I suspect you didn't send us the code you're
> actually working on?
>
> -----Original Message-----
> From: Amy Huang [mailto:h.amy88@xxxxxxxxx]
> Sent: Tuesday, 18 December 2007 3:51 PM
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject: [xsl] problem with xsl:if test statement
>
> Hello,
>
> I'm new to xml and xsl. I need to generate one link if my query finds
> one or more records in my XML document. But I if I use "for each
> statement", the link will repeat again and again depending on how many
> records satisfy my query. E.g., if 2 records satisfy my query, the link
> will repeat twice like this:
>
> For apples, click here
> For apples, click here
>
> How can I generate only one link if my query finds more than one
> records?
>
> XSL:
> <?xml version="1.0" encoding="iso-8859-1"?>
> <xsl:stylesheet version="1.0"
> xmlns:xsl="http://www.w3.org/1999/XSL/Transform";;>
>
> <xsl:param name="Country" select="Mexico" ></xsl:param>
> <xsl:template match="/">
> <html>
> <body>
> <h2>Types of Fruits</h2>
> <xsl:for-each select="Products/Fruits">
> <xsl:if test="Country = $Country and Type = 'Apples'">
> <a>
> <xsl:attribute name="href">
> fruits.aspx?moi=<xsl:value-of select="$Country"/>
> </xsl:attribute>
> For apples, click here
> </a>
> <br />
> </xsl:if>
> </xsl:for-each>
> </body>
> </html>
> </xsl:template>
> </xsl:stylesheet>
>
> XML:
> <Products>
> <Fruits>
> <Country>Mexico</Country>
> <Tpye>Apples</Type>
> <Tpye>Bananas</Type>
> </Fruits>
> <Fruits>
> <Country>Brazil</Country>
> <Tpye>Oranges</Type>
> <Tpye>Apples</Type>
> </Fruits>
> <Fruits>
> <Country>Peru</Country>
> <Tpye>Bananas</Type>
> <Tpye>Oranges</Type>
> </Fruits>
> </Products>
>
> Any help would be greatly appreciated!
>
> Amy Huang
>
>
>
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>
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