Re: how to do a simple counter loop?

["Brian T. Allen" <brian@purenetfx.com>]

******    message to minivend-users from "Brian T. Allen" <brian@purenetfx.com>     ******

Alan,
    If the [calc] method works but the only problem is that it shows up in
the page, just stick it in a comment field, which will make it transparent
to the page, but available to minivend.

<!--Code goes here,
Just as normal-->

    Hope that helps,

Brian T. Allen
brian@purenetfx.com

>OK, I've just wasted a couple hours on this, I just don't get it...
>
>I need to run a counter while I go through a [sql] loop.  Basically, I want
>to do this:
>
>$i = 0
>[sql type=list query="select ..."]
>  stuff and nonsense...
>  ++$i
>[/sql]
>if $i == 0 then
>  there was nothing in the database
>
>I've tried various combos of [calc] (bad since the values show in the page)
>and [if explicit] (which seems to come out false or true invariably).
>
>Is there a standard idiom for running a counter and testing it in this
>circumstance?  I couldn't find it in the list archive.


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