cancelBubble在IE下有效
stopPropagation在Firefox下有效
复制代码 代码如下:
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<htmlxmlns="http://www.w3.org/1999/xhtml"lang="gb2312">
<head>
<title>阻止JavaScript事件冒泡传递（cancelBubble、stopPropagation）</title>
<metaname="keywords"content="JavaScript,事件冒泡,cancelBubble,stopPropagation"/>
<scripttype="text/javascript">
functiondoSomething(obj,evt){
alert(obj.id);
vare=(evt)?evt:window.event;
if(window.event){
e.cancelBubble=true;
}else{
//e.preventDefault();
e.stopPropagation();
}
}
</script>
</head>
<body>
<divid="parent1"onclick="alert(this.id)"style="width:250px;background-color:yellow">
<p>Thisisparent1div.</p>
<divid="child1"onclick="alert(this.id)"style="width:200px;background-color:orange">
<p>Thisischild1.</p>
</div>
<p>Thisisparent1div.</p>
</div>
<br/>
<divid="parent2"onclick="alert(this.id)"style="width:250px;background-color:cyan;">
<p>Thisisparent2div.</p>
<divid="child2"onclick="doSomething(this,event);"style="width:200px;background-color:lightblue;">
<p>Thisischild2.Willbubble.</p>
</div>
<p>Thisisparent2div.</p>
</div>
</body>
</html>
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