<!DOCTYPE html>
<html>
<head>
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.4/css/bootstrap-select.min.css">
<script src="https://cdn.staticfile.org/jquery/3.2.1/jquery.js"></script>
<script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.0/js/bootstrap.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.4/js/bootstrap-select.min.js"></script>
</head>
<body>
<select class="selectpicker" multiple>
<option>Mustard</option>
<option>Ketchup</option>
<option>Relish</option>
</select>
<fieldset>
<legend>bootstrap</legend>
<div class="form-controls" style="width: 590px;">
<select class="selectpicker show-tick form-control" multiple="multiple" title="请选择供应商名称" data-size="10"
data-selected-text-format="count > 21"
data-live-search="true" data-live-search-placeholder="搜索"
data-actions-box="true" data-select-all-text="全选" data-deselect-all-text="重置"
id="xinghao_id" name="xinghao_id" value="{$info.xinghao_id}">
</select>
</div>
</fieldset>
<hr/>
<button id="btn">获取</button>
<script type="text/javascript">
$(document).ready(function(){
$('.selectpicker').selectpicker({
});
$('.selectpicker').val('Mustard');
$('.selectpicker').selectpicker('render');
// 获取
$("#btn").click(function () {
var _vals = $("#xinghao_id").val();
console.log(_vals)
});
var _option = "";
for (var i = 0; i < 100; i++) {
_option += '<option value="' + i + '">' + '供应商' + i + '</option>';
}
$("#xinghao_id").append(_option);
// 动态追加元素需要 重新刷新渲染
$('.selectpicker').selectpicker('refresh');
});
</script>
</body>
</html>