app/views/data_fields/index.html.erb
<% title "Data Fields for \"#{DataType.find(params[:data_type_id]).name}\" data type" %>
<table class = "tablesorter">
<thead>
<tr>
<th>Name</th>
<th>Display Type</th>
<th>Values</th>
</tr>
</thead>
<% for data_field in @data_fields %>
<tbody>
<tr>
<td><%= data_field.name %></td>
<td><%= data_field.display_type %></td>
<td><%= data_field.values %></td>
<td><%= link_to "Show", data_type_data_field_path(params[:data_type_id], data_field) %></td>
<td><%= link_to "Edit", edit_data_type_data_field_path(params[:data_type_id], data_field) %></td>
<td><%= link_to "Destroy", data_type_data_field_path(params[:data_type_id], data_field),
confirm: "Are you sure?",
method: :delete %></td>
</tr>
</tbody>
<% end %>
</table>
<p><%= link_to "New Data Field", new_data_type_data_field_path %> | <%= link_to "Return to Data type", data_type_path(params[:data_type_id]) %></p>