    <!-- Ruby/Rails/RHTML Example -->

    <h1>Listing Books</h1>

    <table>
      <thead>
        <tr>
          <th>Title</th>
          <th>Content</th>
          <th colspan="3"></th>
        </tr>
      </thead>

      <tbody>
        <% @books.each do |book| %>
          <tr>
            <td><%= book.title %></td>
            <td><%= book.content %></td>
            <td><%= link_to "Show", book %></td>
            <td><%= link_to "Edit", edit_book_path(book) %></td>
            <td><%= link_to "Destroy", book, method: :delete, data: { confirm: "Are you sure?" } %></td>
          </tr>
        <% end %>
      </tbody>
    </table>

    <br>

    <%= link_to "New book", new_book_path %>

    <!-- GDL input -->
    <% code %Q: text \: text : code %>