<%= form.label "标题", :class => "string optional control-label" %> <%= form.text_field :title , :class => "string optional form-control" %> <% article.errors.full_messages_for(:title).each do |message| %> <% end %>

<%= form.label :body , :class => "string optional control-label" %> <%= form.text_area :body , :class => "string optional form-control" %> <% article.errors.full_messages_for(:body).each do |message| %> <% end %>