Re: [Zope-dev] in 'singleton'

On Sun, 29 Aug 1999, Robin Becker wrote:

it would be really useful to generalise <dtml-in var> to allow for the case when the variable is a singleton. I know I can write testing code for this, but it's a real pain to find that multiple selections change type when only one item is selected. Well, what about, the following trick: <dtml-unless "testvar[0:0]==[]"> <dtml-call "REQUEST.set('testvar',[testvar])"> </dtml-unless>

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