formSelects 的作者提供的一个例子
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
<title>formSelects-v4 多选</title>
</head>
<body>
<link rel="stylesheet" type="text/css" href="https://raw.githack.com/hnzzmsf/layui-formSelects/master/dist/formSelects-v4.css" />
<div>
<select name="city" xm-select="select1">
<option value="1" disabled="disabled">北京</option>
<option value="2" selected="selected">上海</option>
<option value="3">广州</option>
<option value="4" selected="selected">深圳</option>
<option value="5">天津</option>
</select>
</div>
<script src="https://unpkg.com/[email protected]/dist/jquery.js" type="text/javascript" charset="utf-8"></script>
<script src="https://raw.githack.com/hnzzmsf/layui-formSelects/master/dist/formSelects-v4.min.js" type="text/javascript"
charset="utf-8"></script>
</body>
</html>
非常感谢 formSelects 的作者
