Subject: Re: [xsl] Transitive closure for XPath From: Francis Norton <francis@xxxxxxxxxxx> Date: Thu, 19 Apr 2001 18:33:50 +0100 |
Christian Nentwich wrote: > > > Would you please comment on a little proposal I have written - includes > an implementation of the operator for Xalan as a freebie: > > http://www.cs.ucl.ac.uk/staff/c.nentwich/closure/ > > Just imagine what this operator could do for *your* family tree XSLT > stylesheet. Am I the only one who finds this (extremely) useful ? Please > comment. > Cute. Presumably as well as closure(/closure/node[1], id(@child)) you could have closure(/closure/node[1], key("myKey", @child)) You need delayed evaluation of parameters. Is this straightforward in other XSLT engines? (Of course I'd like to rename it to expand-o-graph() since that's how I visualise its operation) Francis. XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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