rails api doc
select("post", "person_id", Person.all.collect {|p| [ p.name, p.id ]
}, {:prompt => 'Select Person'})
tom
bingo bob wrote:
>
> Been trying all morning - daft thing ARRRRRGH!
>
> I'd like to have the top option in my drop down to be "please select"
> and if that's the case All teachers should be shown.
>
> I can't get the Please Select to work though ?
>
>
>
> ---------
>
> view
> ===
>
>
> <% title "Welcome" %>
>
>
> <p>Find me in app/views/welcome/index.html.erb</p>
>
> <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
> eiusmod tempor incididunt ut
> labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud
> exercitation ullamco
> laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor
> in reprehenderit in
> voluptate velit esse cillum dolore eu fugiat nulla pariatur.
> Excepteur sint occaecat
> cupidatat non proident, sunt in culpa qui officia deserunt mollit anim
> id est laborum.
> </p>
>
> <hr>
>
>
> <% form_tag do %>
> Filter on location:
> <%= select_tag "location_id",
> options_from_collection_for_select(@all_locations, :id, :name, selected
> = @location.id), :prompt => "Please Select" %>
>
>
> <%= submit_tag "Go" %>
> <% end -%>
>
> <hr>
>
> <% if @teachers %>
> <% for teacher in @teachers %>
> <%= link_to [teacher.first_name + ' ' + teacher.last_name], teacher
> %><br>
> <%= teacher.email %><br>
> Location: <%= teacher.location.name %>
>
>
> <hr>
> <% end %>
>
> <% end %>
>
>
>
> controller
> ======
>
> class WelcomeController < ApplicationController
> def index
>
> @all_locations = Location.all
> @location = Location.find(params[:location_id].to_i) if
> params[:location_id]
>
> if @location
> @teachers = @location.teachers
> else
> @teachers = Teacher.all
> end
>
> end
> end
--
===============================================================================
Tomas Meinlschmidt, MS {MCT, MCP+I, MCSE, AER}, NetApp Filer/NetCache
www.meinlschmidt.com www.maxwellrender.cz www.lightgems.cz
===============================================================================
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