HTML
<select id="specification" class="selectpicker form-control col-md-2" data-live-search="true" data-size="5"></select>
js初始化搜索下拉列表
$("#selectpicker").selectpicker({
noneSelectedText : '---请选择---'//默认显示内容
});
//数据赋值
var select = $("#specification");
select.append("<option value='1'>香蕉</option>");
select.append("<option value='2'>苹果</option>");
select.append("<option value='3'>橘子</option>");
select.append("<option value='4'>石榴</option>");
select.append("<option value='5'>棒棒糖</option>");
select.append("<option value='6'>桃子</option>");
select.append("<option value='7'>陶子</option>");
//初始化完成刷新数据
$('#specification').selectpicker('refresh');
关键代码
//初始化完成刷新数据
$('#specification').selectpicker('refresh');