[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: Random number seed generation
On Thu, Dec 09 2010 14:04:57 +0000, michel.hendriksen@xxxxx wrote: > I'm using Saxon9he processor XSLT 2.0, and I am trying to get some > random numbers. I'm currently using fxsl/random for this. The problem > is that it needs a seed. > I tried using current time stuff but that doesn't change during the > transfomation using the stylesheet.. So I tried an extension function > to cal to Java but that doesn't seem to work. Examples are probably That would require "Extensibility using reflexion", which isn't in Saxon 9 HE. See http://www.saxonica.com/feature-matrix.xml (ideally after it has a stylesheet PI added to it). > XSLT 1.0 but should be ok. > > Is this possible on Home Edition? Did things change in transition to > 2.0? Is there an other way to get some seed for the random function? I More in the transition from 'B' to 'HE', IIRC. > can't resuse the value as I would have to keep it somewhere in between > calls. One idea would be to use generate-id() but that gives a string. > Could be useful when this is always convertible to a number. > > I'm running the processor from a Java application now. It is a > learning project and should be able to run Genetic Algorithm > functionality, so lots of random stuff is needed. Just pass a seed generated with Java as a stylesheet parameter. Regards, Tony Graham Tony.Graham@xxxxxxxxxxxxxxxxxxxxxx Director W3C XSL FO SG Invited Expert Menteith Consulting Ltd XML Guild member XML, XSL and XSLT consulting, programming and training Registered Office: 13 Kelly's Bay Beach, Skerries, Co. Dublin, Ireland Registered in Ireland - No. 428599 http://www.menteithconsulting.com -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- xmlroff XSL Formatter http://xmlroff.org xslide Emacs mode http://www.menteith.com/wiki/xslide Unicode: A Primer urn:isbn:0-7645-4625-2
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