<% get_memo %> <%= form_for(@new_memo, :url => create_feedback_forum_path(@public_forum)) do |f| %> <%= f.text_area :subject, :id=>"subject", :class => "feedbackText mb5", :placeholder => "请在此输入平台的问题和建议，您也可以通过QQ留言，谢谢！" %> <%= f.hidden_field :content,:id => 'hidden', :required => true , :value => l(:label_feedback_value) %> 还能输入50个字符 留  言 取  消 <% end %>