_locations.html.erb
--------------------------
<p><%= label_tag :location %><br />
<%= collection_select (:location_id, locations, :id, :location_name,
{:prompt => "Select an Location"}, {:onchange =>
"#{remote_function(:url => {:action => "update_cities"}, :with =>
"'location_id='+value")}"}) %></p>
--------------------------
_cities.html.erb
--------------------------
<p><%= label_tag :city %><br />
<%= collection_select(:city_id, cities, :id, :city_name, {:prompt =>
"Select a City"}) %></p>
--------------------------
what to do with partials?
new error:
--------------------------
NoMethodError in Devise/registrations#new
Showing
C:/projects/djob/app/views/devise/registrations/_locations.html.erb
where line #2 raised:
undefined method `map' for :id:Symbol
Extracted source (around line #2):
1: <p><%= label_tag :location %><br />
2: <%= collection_select (:location_id, locations, :id,
:location_name, {:prompt => "Select an Location"}, {:onchange =>
"#{remote_function(:url => {:action => "update_cities"}, :with =>
"'location_id='+value")}"}) %></p>
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