<%= form_tag(admins_topic_activity_forums_path, method: :get, class: 'form-inline search-form flex-1', remote: true) do %> <%= text_field_tag(:search, params[:search], class: 'form-control col-12 col-md-2 mr-3', placeholder: '标题检索') %> <%= submit_tag('搜索', class: 'btn btn-primary ml-3', 'data-disable-with': '搜索中...') %> <% end %> <%= link_to "新增", new_admins_topic_activity_forum_path, remote: true, class: "btn btn-primary pull-right", "data-disabled-with":"...新增" %>