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skylying/stopPropagation.html

Created November 15, 2015 11:06
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stopPropagation
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stopPropagation.html
<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xHTML1/DTD/xHTML1-transitional.dtd">
<HTML XMLns="http://www.w3.org/1999/xHTML" lang="gb2312">
<head>
<title> 阻止JS事件冒泡传递（cancelBubble 、stopPropagation）</title>
<meta name="keywords" content="JS,事件冒泡,cancelBubble,stopPropagation" />
<script>
function doSomething (obj,evt) {
alert(obj.id);
var e=(evt)?evt:window.event;
if (window.event) {
e.cancelBubble=true; // ie下阻止冒泡
} else {
//e.preventDefault();
e.stopPropagation(); // 其它浏览器下阻止冒泡
}
}
</script>
</head>
<body>
<div id="parent1" onclick="alert(this.id)" style="width:250px;background-color:yellow">
<p>This is parent1 div.</p>
<div id="child1" onclick="alert(this.id)" style="width:200px;background-color:orange">
<p>This is child1.</p>
</div>
<p>This is parent1 div.</p>
</div>
<br />
<div id="parent2" onclick="alert(this.id)" style="width:250px;background-color:cyan;">
<p>This is parent2 div.</p>
<div id="child2" onclick="doSomething(this,event);" style="width:200px;background-color:lightblue;">
<p>This is child2. Will bubble.</p>
</div>
<p>This is parent2 div.</p>
</div>
</body>
</HTML>
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