From: Mark Volkmann <r.mark.volkmann@...>
Date: 2006-01-27T11:18:50+09:00
Subject: Re: REXML and XPath

On 1/26/06, Mark Volkmann <r.mark.volkmann@gmail.com> wrote:
> The documentation for REXML says is has full XPath 1.0 support.
> However, I can't see a way to get the XPath class to return values
> other than nodes. For example, if I have an XML document that contains
> "book" elements, I should be able to do something like this.
>
> count = XPath.evaluate(doc, count('//book'))

Minor syntax correction here,

count = XPath.evaluate(doc, 'count(//book)')

> There is no "evaluate" method and the "first" and "match" methods don't do this.
>
> Is this supported?

--
R. Mark Volkmann
Partner, Object Computing, Inc.