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Javascript±éÀúHtml Table(°üÀ¨ÄÚÈÝºÍ ÊôÐÔÖµ)


1: ±éÀú²¢Êä³öTableÖÐÖµ
<table id="tb">
    <tr>
       <td></td>
    </tr>
    <tr>
       <td></td>
    </tr>
</table>
function   f()
{
    var t=document.getElementById("tb").childNodes.item(0);
    for(var i=0;i< t.childNodes.length;i++)
    {
       for(var j=0;j<t.childNodes(i).childNodes.length;j++)
          {
             alert(t.childNodes(i).childNodes(j).innerText);
          }
    }
}
2: ±éÀúTable£¬¶ÁÈ¡CheckBox״̬ºÍÆäËûColumnÖµ
<!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>
     <title>Untitled Page</title>
</head>
<body onload="f()">
     <script type="text/javascript">    
         function   f()
         {
            var t=document.getElementById("tb").childNodes.item(0);
           
            for(var i=0;i< t.childNodes.length;i++)
            {
            alert(t.childNodes(i).firstChild.firstChild.nodeValue);
            alert(t.childN


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