Subject: RE: [xsl] String comparison From: Jarno.Elovirta@xxxxxxxxx Date: Mon, 13 Oct 2003 19:01:10 +0300 |
Hi, > I am trying to comparing to see is a string is null, There is no concept of "null" in XPath or XSLT. > I have a param named userid, i want to check to see if > '$userid' is not null. > > I tried <xsl:if test="$userid!=''>, this does'nt seem > to help. See <http://www.w3.org/TR/xpath#booleans> how comparisons work in XPath. Anyhow, you can just use <xsl:if test="$userid"> Cheers, Jarno - DE/VISION: Endlose Traume XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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