如何获得抓取的页面中的href、text、date

Question

$s =<<< TXT
<table id="NewsMore1_DataList1" cellspacing="0" border="0" style="width:98%;border-collapse:collapse;">
    <tr>
        <td>
        <tr>
            <td width="10%" height="19" align="center">
                <img src="images/pic52.gif" width="9" height="9" /></td>
            <td width="70%" align="left" class="font9">
                <a href='NewsDetails.aspx?newsId=8873'>
                    湖北省民办中小学“立德树人、特色办学”现场会在天门举行
                </a>
            </td>
            <td width="20%" align="right" class="font9_1">
            2013-05-23
            </td>
        </tr>
    </td>
    </tr><tr>
        <td>
        <tr>
            <td width="10%" height="19" align="center">
                <img src="images/pic52.gif" width="9" height="9" /></td>
            <td width="70%" align="left" class="font9">
                <a href='NewsDetails.aspx?newsId=8837'>
                    2013首届民办学校文化发展战略峰会在京举行
                </a>
            </td>
            <td width="20%" align="right" class="font9_1">
            2013-03-25
            .</td>
        </tr>
    </td>
    </tr>
</table>
TXT;
preg_match_all("/href='(.+?)'>\s+(\S+).+?class=\"font9_1\">\s+(\S+)/is", $s, $r);
print_r($r);Array
(
    [0] => Array
        (
            [0] => href='NewsDetails.aspx?newsId=8873'>
                    湖北省民办中小学“立德树人、特色办学”现场会在天门举行
                </a>
            </td>
            <td width="20%" align="right" class="font9_1">
            2013-05-23
            [1] => href='NewsDetails.aspx?newsId=8837'>
                    2013首届民办学校文化发展战略峰会在京举行
                </a>
            </td>
            <td width="20%" align="right" class="font9_1">
            2013-03-25
        )    [1] => Array
        (
            [0] => NewsDetails.aspx?newsId=8873
            [1] => NewsDetails.aspx?newsId=8837
        )    [2] => Array
        (
            [0] => 湖北省民办中小学“立德树人、特色办学”现场会在天门举行
            [1] => 2013首届民办学校文化发展战略峰会在京举行
        )    [3] => Array
        (
            [0] => 2013-05-23
            [1] => 2013-03-25
        ))
下标 1、2、3 就是