From: Hans Hagen <pragma@wxs.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: Random selection of a word in a set with lua and mkiv
Date: Wed, 08 Jun 2011 19:07:50 +0200 [thread overview]
Message-ID: <4DEFAC66.9000002@wxs.nl> (raw)
In-Reply-To: <col107-w7934D7AF65F5A59CF0F3BB2620@phx.gbl>
On 8-6-2011 7:00, Mathieu Dupont wrote:
>
>
> This following code works, except that the first random is always the same (Analysis) for some reason.
> Anyone knows why ?
> \enableregime[il1]\starttext\startluacode userdata = userdata or {} math.randomseed( os.time() ) function userdata.random(...) context(arg[math.random(1, #arg)]) end\stopluacode\def\CHOOSERANDOM#1{\ctxlua{userdata.random(#1)}}\dorecurse{10}{\CHOOSERANDOM{"Maths", "Physics", "Algebra", "Analysis", "Chemistry", "Geometry", "Wave equation", "Schrödinger equation"}\par}\stoptext
Because context remembers the seed (is reported in the log). Delete the
tuc file and you will get another value. We could get oscillation
otherwise.
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next prev parent reply other threads:[~2011-06-08 17:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-08 16:52 Otared Kavian
2011-06-08 17:00 ` Hans Hagen
2011-06-08 17:00 ` Mathieu Dupont
2011-06-08 17:07 ` Hans Hagen [this message]
2011-06-08 17:19 ` Mathieu Dupont
2011-06-08 20:12 ` Otared Kavian
2011-06-08 20:48 ` Hans Hagen
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