app/views/containers/_form.html.erb
<%= form_for(@container, as: :container, url: (@container.new_record? ? containers_path : container_path(@container)) ) do |f| %>
<%= render 'shared/errors', object: @container %>
<div class="field">
<%= f.label :name %><br>
<%= f.text_field :name %>
</div>
<div class="field">
<%= f.label :disposition %><br>
<%= f.text_field :disposition %>
</div>
<div class="field">
<%= f.label :size_x %><br>
<%= f.text_field :size_x %>
</div>
<div class="field">
<%= f.label :size_y %><br>
<%= f.text_field :size_y %>
</div>
<div class="field">
<%= f.label :size_z %><br>
<%= f.text_field :size_z %>
</div>
<div class="field">
<%= f.label :type %><br>
<%= f.text_field :type %>
</div>
<div class="actions">
<%= f.submit %>
</div>
<% end %>