1 <select name="molsel_oprate" onchange="javascript:var obj = event.target; var index = obj.selectedIndex; $(this).val('default');var linkurl = obj.options[index].getAttribute('linkurl');if(index == 3){location.href=linkurl;}else{window.open(linkurl);}">
 2 
 3 <option value="default">操作選項</
 
option>
 4  <option linkurl="aaa"> <span class="layui-icon" onclick="seledoplmki()">建立</span>
 5 </option>
 6 
 7  <option linkurl="bbb"> <span class="layui-icon" >修改</span>
 8 </option>
 9 
10  <option linkurl="ccc" style="text-decoration:none"><
 
span class="layui-icon">刪除</span>
11 </option>
12 </select>

這個很簡單，相信一看就看懂了，不解釋了，做下筆記。