On Oct 6, 12:46 pm, Stephen Cheng <[EMAIL PROTECTED]> wrote:
> Hi django friends
>
> I got a problem with varible reference in template. the case is like
> this:
>
> I pass a map to a template, I am trying to get map[key], in the case
> the key= modelA.id, then I have to use map.modelA.id, then it won't
> work.
>
> How can I conquer this? Can I assign modelA.id to another varible? I
> don't know how to handle this. Please help.
>
> Thank you.
Try a custom filter:
@register.filter
def lookup(mapping, key):
return mapping[key]
and in the template:
{{ mapping|lookup:modelA.id }}
--
DR
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