<div?class="input-group-btn">
????<button?type="button"?id="weight_select"?class="btn?btn-default?dropdown-toggle"?data-toggle="dropdown"?aria-haspopup="true"?aria-expanded="false">mg<span?class="caret?ml5"></span></button>
????<ul?class="dropdown-menu?dropdown-menu-right?menu_width"?id="weight_unit">
????????<li>mg</li>
????????<li>g</li>
????????<li>kg</li>
????????<li>ml</li>
????????<li>l</li>
????</ul>
</div>$('.menu_width?>?li').on('click',?function()?{
????$('#weight_select').text($(this).text());
})
如果使用bootstrap的下拉按鈕組件，選擇下拉列表的li，上面的值不改變是為何？
Hi_給我一個大甜筒
2017-05-12 11:31:44
