[Zope] dtml-var weirdness

[Andreas Jung]

you mean <dtml-var xyz> or <dtml-var expr="_['xyz']"> ???

 - aj 

----- Original Message ----- 
From: "Joseph A Knapka" <jknapka@earthlink.net>
To: <zope@zope.org>
Sent: Friday, February 15, 2002 20:44
Subject: [Zope] dtml-var weirdness


> Hi everyone,
> 
> Stupid question of the day:
> 
> Why might the following code result in a KeyError? It does
> in some contexts under Zope 2.5.0.
> 
> <dtml-if expr="REQUEST.has_key('xyz')">
> <dtml-else>
>   <dtml-call expr="REQUEST.set('xyz','Hello world')">
> </dtml-if>
> 
> Sometimes the next line results in a KeyError, value 'xyz':
> 
> <dtml-var name="xyz">
> 
> In such cases, this works fine:
> 
> <dtml-with REQUEST only>
>   <dtml-var name="xyz">
> </dtml-with>
> 
> Huh?
> 
> TIA,
> 
> -- Joe
> "I should like to close this book by sticking out any part of my neck
>  which is not yet exposed, and making a few predictions about how the
>  problem of quantum gravity will in the end be solved."
>  --- Physicist Lee Smolin, "Three Roads to Quantum Gravity"
> 
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