事件委托与阻止冒泡阻止其父元素事件触发

<ul class="clearfix" data-type="cityPick"> <li class="active_sort_opts" data-id="0">全部</li> <li data-id="88">纽约</li> <li data-id="119">洛杉矶</li> <li data-id="138">拉斯维加斯</li> <li data-id="84">夏威夷</li> <li data-id="120">旧金山</li> <li data-id="105">奥兰多</li> <li data-id="118">西雅图</li> </ul>

$("ul[data-type='cityPick']").on('click',function(){ alert("父元素ul被点击"); }); $("ul[data-type='cityPick']").on('click','li',function(){ alert("子元素li被点击"); });

$("ul[data-type='cityPick']").on('click',function(){ alert("父元素ul被点击"); }); $("ul[data-type='cityPick']").on('click','li',function(e){ e.stopPropagation();//阻止冒泡 alert("子元素li被点击"); });