您可以像这样绑定到ajax调用:
<%= link_to my_path, method: :delete, /confirm/i: 'Delete?', class: 'link-delete', 'data-message' => 'Are you sure?', 'data-severity' => 'danger', :remote => true do %> <i ></i><% end %>$('.link-delete').bind('ajax:beforeSend', function() { $('#mySpinner').show();});$('.link-delete').bind('ajax:complete', function() { $('#mySpinner').hide();});


