阻止JavaScript事件冒泡传递（cancelBubble 、stopPropagation）

cancelBubble在IE下有效 stopPropagation在Firefox下有效复制代码代码如下:<!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JavaScript事件冒泡传递（cancelBubble 、stopPropagation）</title> <meta name="keywords" content="JavaScript,事件冒泡,cancelBubble,stopPropagation" /> <script type="text/javascript"> function doSomething (obj,evt) { alert(obj.id); var e=(evt)?evt:window.event; if (window.event) { e.cancelBubble=true; } else { //e.preventDefault(); e.stopPropagation(); } } </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>

　　推荐阅读

　　使用正则替换变量

我们使用 str.replace(/s/g,"world") 可以将字符 "s" 替换成 "world" 如果要替换一个变量呢? s = "abc" 怎样将全部 abc 替换成 "world" ? 复制代码代码如下:str.replace(new RegExp(s,"g"),"world") s 中不要包含>>>详细阅读

本文标题：阻止JavaScript事件冒泡传递（cancelBubble 、stopPropagation）

地址：http://www.17bianji.com/kaifa2/JS/30483.html

1/2 1