On Nov 22, 2007 1:12 PM, Hans <[EMAIL PROTECTED]> wrote: > Thursday, November 22, 2007, 11:48:53 AM, Petko Yotov wrote: > > > One of them is Thumblist : > > (:thumblist shuffle=1:) > > > A demonstration can be seen here: > > http://galleries.accent.bg/Thumblist/Shuffle > > Thank you! But maybe I don't need to install a whole gallery script > for the task of a rotating image on a home page. > > I just come up with this simple solution, based on the rand function: > > # Create a markup expression {(random xx zz)} > $MarkupExpr['random'] = 'MakeRandomNumber( $args[0], $args[1])'; > function MakeRandomNumber( $n1, $n2) { > $l = strlen($n2); > $rn = rand($n1, $n2); > return sprintf("%0{$l}d",$rn); > } > > This returns a formatted random number, with a number of digits > according to the second argument: > so {(random 1 30)} will return a random number between 01 and 30 > (inclusive). Note it starts at 01, not 1. I want the leading zeros so > I can use it in standard image file names for the page markup: > > Attach:image_{(random 1 30)}.jpg > > and it will display an image from a collection from > image_01.jpg to image_30.jpg > > BTW: anyone knows why the {(rand)} markup expression does not work? > see http://www.pmwiki.org/wiki/Cookbook/MarkupExpressions-Sandbox >
It works in the regular http://www.pmwiki.org/wiki/Main/WikiSandbox -- Dominique _______________________________________________ pmwiki-users mailing list [email protected] http://www.pmichaud.com/mailman/listinfo/pmwiki-users
