Subject: Re: XPath or xsl to count a number of distinct values of an attribute?
From: Andrew Welch <andrew.j.welch@xxxxxxxxx>
Date: Tue, 28 Feb 2012 11:40:19 +0000
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On 28 February 2012 11:39, Lech Rzedzicki <xchaotic@xxxxxxxxx> wrote:
> Hi.
> Hopefully a very quick question:
> I have an attribute such as @class, which may have a value "h1", "H2" etc.
> I want to calculate how many distinct values are there so that "H2"
> and "h2" are counted as two occurrences, but following occurrences of
> either do not increment a counter.
> Basically a quality metric for a consistency of a document.
>
> Is it possible with Xpath alone? (sth like count(distinct-values(//@class)) ?)
yep
--
Andrew Welch
http://andrewjwelch.com
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