<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>javaScript中事件冒泡</title>
<style type="text/css">
div {
width: 300px;
height: 300px;
border: 4px solid black;
background-color: SeaGreen;
}
</style>
</head>
<body style="background-color: #CCE8CF;">
<h2 style="color: #cd1636;">javaScript中事件冒泡</h2>
<div id="div1" style="width: 400px; height: 400px; background-color: Tomato; position: relative;">
<div id="div2" style="position: absolute; top: 45px; left: 45px;">
</div>
</div>
<br/>
<div id="div3"></div>
</body>
<script type="text/javascript">
var divNode1 = document.getElementById('div1');
divNode1.onclick = function(ev) {
console.log(ev);
alert('hello');
}
var divNode2 = document.getElementById('div2');
divNode2.onclick = function(ev) {
console.log(ev);
alert('hi');
}
var divNode3 = document.getElementById('div3');
divNode3.onclick = function(ev) {
console.log(ev);
alert('test');
}
</script>
</html>