<!DOCTYPE html">
<head>
<title>无标题文档</title>
<body>
</head>
<div style="background:#FC0; padding:30px 100px" id = 'outer' onclick="alert('外')" ">
<div style="color:#FFF; background:#09F; padding:5px 20px" id = 'core' > 内</div>
</div>
</body>
<script type = 'text/javascript'>
var core = document.getElementById('core');
core.addEventListener("click", function(e) {
alert('内');
e.stopPropagation(); },
false);
</script>
<html>
标签：core,无标题,HTML,冒泡,67,阻断 From： https://www.cnblogs.com/tulater/p/17767575.html