[Zope] assignment problems

[Milos Prudek]

> However, you can lever the REQUEST object for this kind of thing:
.... 
> Now, 'Size' is found in the REQUEST object, and there the value of
> 'Size' can be modified.

Great! Is this in the docs? I found a very short article about dtml-call
in DTML.7.html, but there's nothing about REQUEST.set... just a single
example 

<dtml-call "addDocument('hi','display a greeting','Hello world!')">

Maybe there are other things I can do with <dtml-call>?

--
Milos Prudek