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Re: [xsl] Problem with "except" operator
Subject: Re: [xsl] Problem with "except" operator From: Andrew Welch <andrew.j.welch@xxxxxxxxx> Date: Wed, 11 Feb 2009 13:50:48 +0000 |
2009/2/11 Felix Nensa <nensa@xxxxxxxx>: > Hi all, > > I have a weird problem where the "except" operator does not behave as > I would expect it. > Given the following input source XML: > > <root> > <Response> > <Users> > <Count>2</Count> > <User> > <Username>henry</Username> > <Online>false</Online> > <UserId>302</UserId> > </User> > <User> > <Username>felix</Username> > <Online>false </Online> > <UserId>288</UserId> > </User> > </GetUserList> > </Response> > <Response> > <Friends> > <Count>1</Count> > <Friend> > <UserId>288</UserId> > </Friend> > </Friends> > </Response> > </root> > > I am trying to get all those Users wich are not in the list of Friends > with the following expression: > > <xsl:variable name="users" select="//Users/User/UserId" /> > <xsl:variable name="friends" select="//Friends/Friend/UserId" /> > > <!-- debug output --> > <xsl:value-of select="$users except $friends" /> > > It outputs: 302 288 > I would expect: 302 "except" is based on node identity, not value... You want select="$users[not(. = $friends]]" -- Andrew Welch http://andrewjwelch.com Kernow: http://kernowforsaxon.sf.net/
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