[pmwiki-users] Re: Docs, mnemonics for SDV, PZZ, etc?

Jeremy Sproat sproaticus at gmail.com
Wed Sep 21 21:54:18 CDT 2005

Dur, never mind.  :-,  It's at http://www.pmwiki.org/wiki/Cookbook/Functions

I always find these right after hitting the send button.

 - Sproaticus

On 9/21/05, Jeremy Sproat <sproaticus at gmail.com> wrote:
> I'm trying to write a custom action, reading other recipies and such,
> trying to wrap my brain around them -- where is it documented what all
> these functions do?
> For example, I see in pmwiki.php that SDV does this:
>   function SDV(&$v,$x) { if (!isset($v)) $v=$x; }
> ...but I'm not exactly sure what the reasoning is behind assigning a
> variable that way.
> Head hurts.  Probably just brain-freeze from the Slurpee, but you can
> never be too sure when you're wrestling with code.  :-,
> Cheers,
>  - Sproaticus

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