[pmwiki-users] Markup Extension writing

[Peter Kay]

I seem to recall doing something like this with a recursive call. It's
obviously resource intense if you get a huge amount of traffic but works
fine. I had a rough working recipe before other parts of life took me away.
I can look for what I did if it might help.
--Peter Kay

On Tue, Feb 10, 2026, 7:20 a.m. Hans Bracker <design at softflow.uk> wrote:

> Yes, sum does work. The MarkupExprPlus recipe definitions of add, sub,
> mul and div don't work with 'strcount'. I can fix it and get the value,
> not the token,  by adding a line of code to top of the function, like
> this, calling MarkupRestore():
>
> function MEP_nums($params) {
>    $params = trim(MarkupRestore($params));
>    $params = preg_split('/\\s+/', $params);
>    $args = array();
>    foreach ($params as $p) {
>      list($d) = sscanf($p, "%g");
>      if (is_numeric($d)) $args[] = $d;
>    }
>    return $args;
> }
>
> Is there another way than rewriting recipes?
>
> Hans
>
>
> On 10/02/2026 10:44, Petko Yotov wrote:
> > This seems to work for me.
> >
> > I tried your code, and the {(sum)} expression on the Cookbook, with
> > this markup:
> >
> >   {(sum (strcount are PmWiki.BasicEditing) -6)}
> >
> > The string "are" appears 16 times in my BasicEditing.
> >
> > The result is correctly 16 - 6 = 10.
> >
> > Definition:
> > $MarkupExpr['sum'] = 'array_sum($args)';
> > $MarkupExpr['strcount'] as below.
> >
> > Petko
> >
>
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