从CakePHP的手册: Let's say you had a belongsTo relationship between Posts and Authors. Let's say you wanted to find all the posts that contained a certain keyword ("magic") or were created in the past two
我想在课堂上像ID ... <div class="main demo id_111 test"></div>
<div class="main demo test id_222 test demo"></div>
<div class="id_3 main demo test test demo"></div>
结果必然是111,222和3 所以我像这样的代码 var id = $(