justCxx/flashcards

<%= simple_form_for deck do |f| %>

  <% if deck.errors.any? %>
    <div id="error_explanation">
      <h2>
        <%= pluralize(deck.errors.count, "error") %> prohibited
        this deck from being saved:
      </h2>
      <ul>
        <% deck.errors.full_messages.each do |msg| %>
          <li><%= msg %></li>
        <% end %>
      </ul>
    </div>
  <% end %>

  <%= f.input :title, as: :string %>
  <%= f.button :submit %>
<% end %>