Re: [xsl] General rule for designing XPath expressions to return items in document order?

Subject: Re: [xsl] General rule for designing XPath expressions to return items in document order?
From: David Carlisle <davidc@xxxxxxxxx>
Date: Wed, 08 Jan 2014 13:06:28 +0000
On 08/01/2014 12:58, Costello, Roger L. wrote:
But, but, but, in creating streaming programs it is vital to design
the XPath expressions such that the items being selected are in
document order (no sorting required under the hood). Right?

wrong. The sentence that you quoted in 19.1 is saying exactly that: that a processor must take care of you and allow you to write //section/head even though the naive evaluation of that would do the wrong thing, it is not allowed to be naive.


David


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