<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>事件延伸以及阻止方式</title>
<meta charset="UTF-8">
<style>
#div1{
width:300px;
height:200px;
background-color: #1ecc86;
}
#div2{
width:100px;
height:100px;
background-color:blueviolet;
}
</style>
</head>
<body>
<div id="div1" onclick="alert(‘div1‘)">
<div id="div2" onclick="func(event)">
</div>
</div>
<script>
function func(e) {
alert(‘div2‘);
e.stopPropagation();//阻止事件向外层传播
}
</script>
</body>
</html>
原文：https://www.cnblogs.com/startl/p/12260322.html