Re: [Rails] New To Rails

On Sep 25, 2012, at 6:44 PM, DONEIN NET wrote:

> I am new to Ruby On Rails.
>
> I have scaffolded a few screens for a website's administration pages.
>
> For example, right now I have (etc., etc.):
>
> admin/companies
> admin/regions
> admin/countries
>
> I am going back and editing the scaffolded screens.
>
> I need to know how to add a dropdown list to the
> admin\regions\_form.html.erb page that would show the countries I have
> added using admin/countries/new.

If your region belongs_to country, then you could do something like this (inside a form_for for the region):

<%= f.collection_select :country_id, Country.order(:name), :id, :name %>

Walter

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