<!DOCTYPE htm>

<meta charset="utf-8">

<meta name="viewport" content="width=device-width, initial-scale=1.0">

<link href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">

<script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.js"></script>

<script src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>

<style>body {margin:20px}</style>

<div id="myAlert" class="alert alert-success">

    <a href="#" class="close" data-dismiss="alert">×</a>

    <strong>成功！</strong>结果是成功的

</div>

<script>

$(function(){

    $("#myAlert").bind('closed.bs.alert',function(){

        alert("警告消息框被关闭");

    });

});

</script>