标签：web前端 javascript
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>New Web Project</title>
<style>
table{
width: 500px;
}
td{
border:1px solid #ccc;
padding:5px;
}
</style>
<script>
window.onload=function(){
var oTb=document.getElementById('tb');
var oldColor=null;
for(var i=0;i<oTb.tBodies[0].rows.length;i++)
{
oTb.tBodies[0].rows[i].onmouseover=function(){
oldColor=this.style.background;
this.style.background='red';
};
oTb.tBodies[0].rows[i].onmouseout=function(){
this.style.background=oldColor;
};
if(i%2)
{
oTb.tBodies[0].rows[i].style.background='';
}
else
{
oTb.tBodies[0].rows[i].style.background='#ccc';
}
}
};
</script>
</head>
<body>
<table id="tb">
<thead>
<tr>
<td>ID</td>
<td>姓名</td>
<td>年龄</td>
</tr>
</thead>
<tbody>
<tr>
<td>1</td>
<td>张三</td>
<td>23</td>
</tr>
<tr>
<td>2</td>
<td>李四</td>
<td>26</td>
</tr>
<tr>
<td>3</td>
<td>王五</td>
<td>29</td>
</tr>
<tr>
<td>4</td>
<td>青天决</td>
<td>28</td>
</tr>
<tr>
<td>5</td>
<td>赵少邦</td>
<td>23</td>
</tr>
</tbody>
</table>
</body>
</html>
运行结果图：
通过上述代码可以看出 javascript 里内置了对于表格元素的快捷操作
1. oTb.tBodies[0].rows[i] 获取tBody的某一行
2. oTb.tBodies[0].rows[i].cells[i] 获取tbody里的某一行 某一列
标签：web前端 javascript
原文地址：http://blog.csdn.net/u012193330/article/details/41285915
