Subject: RE: Checking for empty values From: "Juergen Hermann" <jhe@xxxxxxxxxxx> Date: Mon, 17 Jul 2000 16:25:17 +0200 |
On Mon, 17 Jul 2000 13:05:24 +0100, Kay Michael wrote: >To test if the element exists and is non-empty: > ><xsl:template match="book"> ><xsl:if test="string(author)"> Does this form of the test work for elements that only contain other elements (i.e. no text nodes)? Example: <a href="..."><img ... /></a> In on of my stylesheets I ended up with this code due to problems associated with the mixed content model of "jump": <xsl:template match="jump"> <xsl:choose> <xsl:when test="count(child::* | text()) = 0"> <a href="{@href}"><xsl:value-of select="@href"/></a> </xsl:when> <xsl:otherwise> <a href="{@href}"><xsl:apply-templates/></a> </xsl:otherwise> </xsl:choose> </xsl:template> Ciao, Jürgen -- Jürgen Hermann (jhe@xxxxxxxxxxx) WEB.DE AG, Amalienbadstr.41, D-76227 Karlsruhe Tel.: 0721/94329-0, Fax: 0721/94329-22 XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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