javascript操作ul中li的方法

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我是靠谱客的博主俏皮小松鼠，这篇文章主要介绍javascript操作ul中li的方法，现在分享给大家，希望可以做个参考。

本文实例讲述了javascript操作ul中li的方法。分享给大家供大家参考。具体如下：

复制代码

<!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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>动态控制li球队列表</title>
<script type="text/javascript">
function iniEvent() {
 var ul = document.getElementById("football");
 var lis = ul.getElementsByTagName("li");
 for (var i = 0; i < lis.length; i++) {
  //鼠标经过事件
  lis[i].onmouseover = function () {
   var ul = document.getElementById("football");
   var lis = ul.getElementsByTagName("li");
   for (var i = 0; i < lis.length; i++) {
    var li = lis[i];
    if (li == this) {
     li.style.background = "red";
    }
    else {
     li.style.background = "gray";
    }
   }
  }
  //鼠标单击事件
  lis[i].onclick = function () {
   var ul = document.getElementById("football");
   var lis = ul.getElementsByTagName("li");
   for (var i = 0; i < lis.length; i++) {
    var li = lis[i];
    if (li == this) {
     li.style.fontSize = 30;
    }
    else {
     li.style.fontSize = 16;
    }
   }
  }
 }
}
</script>
</head>
<body onload="iniEvent()">

<ul style="width:200px" id="football">
<li>皇马</li>
<li>曼联</li>
<li>切尔西</li>
<li>巴萨</li>
<li>Ac米兰</li>
<li>国际米兰</li>
</ul>
</body>
</html>

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<!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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>动态控制li球队列表</title>
<script type="text/javascript">
function iniEvent() {
 var ul = document.getElementById("football");
 var lis = ul.getElementsByTagName("li");
 for (var i = 0; i < lis.length; i++) {
  //鼠标经过事件
  lis[i].onmouseover = function () {
   var ul = document.getElementById("football");
   var lis = ul.getElementsByTagName("li");
   for (var i = 0; i < lis.length; i++) {
    var li = lis[i];
    if (li == this) {
     li.style.background = "red";
    }
    else {
     li.style.background = "gray";
    }
   }
  }
  //鼠标单击事件
  lis[i].onclick = function () {
   var ul = document.getElementById("football");
   var lis = ul.getElementsByTagName("li");
   for (var i = 0; i < lis.length; i++) {
    var li = lis[i];
    if (li == this) {
     li.style.fontSize = 30;
    }
    else {
     li.style.fontSize = 16;
    }
   }
  }
 }
}
</script>
</head>
<body onload="iniEvent()">
<!--功能说明
1.鼠标滑过的行变为红色
2.点击行字体变大
-->
<ul style="width:200px" id="football">
<li>皇马</li>
<li>曼联</li>
<li>切尔西</li>
<li>巴萨</li>
<li>Ac米兰</li>
<li>国际米兰</li>
</ul>
</body>
</html>