[Zope] dtml-in output if no objects are found

[Colyn Brown]

What about this....

<dtml-in query>
...do somestuff
<dtml-else>
...do other stuff
</dtml-in>

-----
Colyn Brown

> From: "Kevin Carlson" <khcarlso@bellsouth.net>
> Date: Tue, 16 Jul 2002 15:35:40 -0400
> To: "Alexander M Hottenstein" <ahottens@engin.umich.edu>, <zope@zope.org>
> Subject: RE: [Zope] dtml-in output if no objects are found
> 
> Here's one way to do it:
> 
> [in this example, "query" is what you want to iterate over in the eventual
> <dtml-in>
> 
> <dtml-let results="query">
> <dtml-if "_.len(results) > 0">
> <dtml-in results>
> ... do whatever ...
> </dtml-in>
> <dtml-else>
> ... do whatever ...
> </dtml-if>
> 
> 
> Hope that helps,
> 
> Kevin
> 
> -----Original Message-----
> From: zope-admin@zope.org [mailto:zope-admin@zope.org]On Behalf Of
> Alexander M Hottenstein
> Sent: Tuesday, July 16, 2002 2:12 PM
> To: zope@zope.org
> Subject: [Zope] dtml-in output if no objects are found
> 
> 
> I have a dtml-in that pulls in two different types of objects and
> outputs data from them accordingly. I want to output a message if no
> objects of this type were found. Is there a direct way to do this?
> 
> - Alex
> 
> 
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