BootStrap中关于Select下拉框选择触发事件及扩展

<div class="page-header">
<div class="form-horizontal">
<div class="control-label col-lg-0">
</div>
<div class="col-lg-2">
<select class="form-control" onchange="selectOnchang(this)">
<option>所有申请商家</option>
<option>待审核商家</option>
<option>未通过审核商家</option>
<option>已通过审核商家</option>
</select>
</div>
</div>

function selectOnchang(obj){ 
//获取被选中的option标签选项 
alert(obj.selectedIndex);
}

<div class="page-header">
<div class="form-horizontal">
<div class="control-label col-lg-0">
</div>
<div class="col-lg-2">
<select class="form-control" onchange="selectOnchang(this)">
<option value="all">所有申请商家</option>
<option value="check_pending">待审核商家</option>
<option value="no">未通过审核商家</option>
<option value="yes">已通过审核商家</option>
</select>
</div>
</div>

function selectOnchang(obj){ 
var value = obj.options[obj.selectedIndex].value;
alert(value);
}