php导出excel表格

http://hi.baidu.com/3800_hk/blog/item/56d0c93d5f7e52d69e3d62ff.html

<?php
$xlsname = date('YmdHis');
header("Content-type:application/vnd.ms-excel");
header("Content-Disposition:filename=$xlsname.xls"); //$xlsname　为随机文件名
?>

<table>
<tr>
<th>序号</th>

<th>姓名</th>

<th>性别</th>
</tr>

<tr>

<td>1</td>

<td>小王</td>

<td>男</td>

</tr>

<tr>

<td>1</td>

<td>小丽</td>

<td>女</td>

</tr>

</table>