Subject: Re: [xsl] Unique attribute values From: "Andrew Welch" <andrew.j.welch@xxxxxxxxx> Date: Thu, 10 Jan 2008 16:41:29 +0000 |
On 10/01/2008, Sean Tiley <sean.tiley@xxxxxxxxx> wrote: > Hi there, > I have the following structure in an XML file > > <root> > <file name="c:\test.java"> > <error line="4" message="Message1" severity="2"/> > <error line="67" message="Message2" severity="4"/> > </file> > <file name="c:\code.java"> > <error line="2" message="Message1" severity="2"/> > <error line="54" message="Message2" severity="4"/> > <error line="122" message="Message1" severity="2"/> > <error line="124" message="Message2" severity="4"/> > </file> > </root> > > What I want to do is the following. > I want a list of the unique values for the message attribute > I then want to output attribute value and the number of times it > appears in the file. > > I can successfully get the count for an attribute value by using > <xsl:value-of select="count(/root/file/error[@message='Message1'])"/> > but I am hardcoding the 'Message1" which is clearly not optimal Assuming XSLT 2.0, <xsl:for-each-group select="/root/file/error" group-by="@message"> <xsl:value-of select="current-grouping-key()"/> <xsl:value-of select="count(current-group())"/> </ you'll need to sort out the formatting... -- Andrew Welch http://andrewjwelch.com Kernow: http://kernowforsaxon.sf.net/
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