Rails Simpleform with non-model inputs

Question

I have a normal form using simpleform. Now I\'d like to add an input that does not have any corresponding field in the model, it will be processed by the controller. I tried

Answer 1

Say you wanted to use a rails form helper but still wrap it in SimpleForm goodness? You can, by calling input with a block like so:

<%= simple_form_for @obj do |f| %>
  <%= f.input :name %>
  <%= f.input :attr do %>
    <%= text_field_tag 'attr' %>
  <% end %>
<% end %>