新手问题 jquery-ujs 的 ajax:success 的参数为什么和文档上面的不一样？
文档上面明明写着 https://github.com/rails/jquery-ujs/wiki/ajax
ajax:success [data, status, xhr] after completion, if the HTTP response was a success
文档上面明明写着 https://github.com/rails/jquery-ujs/wiki/ajax
ajax:success [data, status, xhr] after completion, if the HTTP response was a success