Subject: RE: [xsl] question on random numbers for browser XSLT From: "Michael Kay" <mike@xxxxxxxxxxxx> Date: Fri, 24 Jul 2009 15:36:17 +0100 |
> Out of curiosity, wouldn't the Perl external-document > approach be inaccurate due to the way XSLT function results > are (supposed to be) evaluated and stored? That is, if you had this: > <snip/> > > Wouldn't that output the same result six times because > (theoretically) the XSLT processor should only have to > retrieve the contents of document('/cgi-bin/rand.pl?6') once, > and just use the retrieved content for each successive call? > It is the same URI, after all, but I'm not sure just how the > gears of the big XSLT processors work in this situation. > > Yes, the XSLT specification guarantees that if you call doc() (or document()) twice with the same URI, you get the same identical document back both times. Regards, Michael Kay http://www.saxonica.com/ http://twitter.com/michaelhkay
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