用JS获取某段内容中的特定内容,求解

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
 <HEAD>
  <TITLE> New Document </TITLE>
  <META NAME="Generator" CONTENT="EditPlus">
  <META NAME="Author" CONTENT="">
  <META NAME="Keywords" CONTENT="">
  <META NAME="Description" CONTENT="">
  <SCRIPT LANGUAGE="JavaScript">
  <!--
function getContent(){
var tr1 = document.getElementById("tr1");
var i;
for(i=0;i<tr1.childNodes.length-1;i++){
alert(tr1.childNodes[i].childNodes[0].innerHTML);
}
}
  //-->
  </SCRIPT>
 </HEAD> <BODY>
  <TABLE>
  <TR id="tr1">
<td class="text-searchtb"><div align="left">1120319 </div></td>
<td class="text-searchtb"><div align="left">叶逦阳 </div></td>
<td class="text-searchtb"><div align="left">90.0</div></td>
<td class="text-searchtb"><div align="left">88.0</div></td>
<td class="text-searchtb"><div align="left">93.0</div></td>
<td class="text-searchtb"><div align="left">132.0</div></td>
<td class="text-searchtb"><div align="left">96.5</div></td>
<td class="text-searchtb"><div align="left">90.0</div></td>
<td class="text-searchtb"><div align="left">10.0</div></td>
<td class="text-searchtb"><div align="left">599.5</div></td>
  </TR>
  </TABLE>
  <INPUT TYPE="button" Value="Test" Onclick="getContent()">
 </BODY>
</HTML>

解决方案 »

  1.   

    <textarea id="t"><td class="text-searchtb"><div align="left">1120319   </div></td>
    <td class="text-searchtb"><div align="left">叶逦阳    </div></td>
    <td class="text-searchtb"><div align="left">90.0</div></td>
    <td class="text-searchtb"><div align="left">88.0</div></td>
    <td class="text-searchtb"><div align="left">93.0</div></td>
    <td class="text-searchtb"><div align="left">132.0</div></td>
    <td class="text-searchtb"><div align="left">96.5</div></td>
    <td class="text-searchtb"><div align="left">90.0</div></td>
    <td class="text-searchtb"><div align="left">10.0</div></td>
    <td class="text-searchtb"><div align="left">599.5</div></td></textarea>
    <script language="JavaScript">
    var src = document.getElementById("t").value;
    var re = /<div\s+align="left">\s*([^<]+?)\s*<\/div>/ig;
    var _0009 = [];
    while(re.exec(src) != null)
    {
        _0009.push(RegExp.$1);
    }
    alert(_0009)
    </script>