RE: [xsl] String comparison

Subject: RE: [xsl] String comparison
From: Jarno.Elovirta@xxxxxxxxx
Date: Mon, 13 Oct 2003 19:01:10 +0300

> 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 <> how comparisons work in XPath.

Anyhow, you can just use

  <xsl:if test="$userid">


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