http://api.rubyonrails.org/classes/ActionView/Helpers/FormOptionsHelper.html#M001753
I assume you have the Ajax and the update parts right. It is a
question of populating the right value into @machine.
On Sep 9, 2:03 am, Will <[EMAIL PROTECTED]> wrote:
> I have a collection_select dialog that I have for selecting Users on a
> page. I am wanting the selection to remember and display the last
> selected user from the database. Every time I refresh the page it is
> going back to its default value even though the data has changed. Is
> there a way to tell it to take the data that appears in the database
> and not reset the selection tag like it a new value.
>
> Here is my code that I'm using.
> <% @users = User.list_all_testers %>
> <%= collection_select(:machine, :user_id, @users, :id, :fullname,
> options = {:include_blank=>true}, html_options = {:onChange =>
> remote_function(:update => "ajaxmessage", :url => {:action =>
> 'update_machine_user',
> :controller =>
> 'manage_machines',:id=>machine.id},:with=>"'users_id='+this.value")})
> %>
>
> Thanks William
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