骨架.js-事件，知道单击了什么。

...

events: {
  \'click ul#perpage span\' : \'perpage\'
},

perpage: function() {
  // Access the text of the span that was clicked here
  // Something like: alert($(element).text())
},

...

<ul id=\"perpage\">
  <li><span>5</span></li>
  <li><span>10</span></li>
</ul>

$(this)

this

perpage: function(ev) {
   alert($(ev.target).text());
}

$(ev.currentTarget)

ev.target

ev.currentTarget

ev

this

perpage: function(ev) {
        console.log($(ev.target).attr(\'name\'));
}