Dudebot wrote:
> Is there any way to have one drop-down collection dependent on another
> within a form? E.g.
>
> <% form_for @lab, :html => { :multipart => true } do |f| %>
> <td><%= f.collection_select :lab_desc_id,
> LabDesc.find_main, :id, :name %></td>
> <td><%= f.collection_select :unit_id,
> LabDesc.units( ??? ), :id, :units %></td>
> <% end %>
>
> So that ??? "knows" the id that was chosen in the first
> collection_select?
>
> Many TIA,
> Craig
I'm pretty sure that the last time this question was asked, the answer
was "Javascript". Let the answer to the first one do an AJAX load of the
second one.
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