<html>
<head>
<title>demo</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript">
/*
示例操作DOM元素
*/
window.onload = function(){
//给Dom元素添加颜色
var li = document.getElementsByTagName("li");
for(var i=0;i<li.length;i++){
li[i].style.color = "red";
li[i].onmouseover = function(){
this.style.color = "blue";
}
li[i].onmouseout = function(){
this.style.color = "red";
}
}
}
</script>
</head>
<body>
<ul>
<li>李老师-英语</li>
<li>张老师-数学</li>
<li>刘老师-物理</li>
</ul>
</body>
</html>
时间： 2024-12-24 20:28:21