<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>new page</title>
</head><body>
<table >
<tr >
<td >娃哈哈 </td >
<td >笑笑笑 </td >
</tr >
<td >小强 </td >
<td >旺财 </td >
</tr >
</table >
</body>
<script>
var t=document.getElementsByTagName("table")[0];
t.deleteRow(0);
</script>
</html>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>new page</title>
</head><body>
<table >
<tr >
<td >娃哈哈 </td >
<td >笑笑笑 </td >
</tr >
<td >小强 </td >
<td >旺财 </td >
</tr >
</table >
</body>
<script>
var t=document.getElementsByTagName("table")[0];
t.deleteRow(0);
</script>
</html>
<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>new page</title>
</head><body>
<table >
<tr >
<td >娃哈哈 </td >
<td >笑笑笑 </td >
</tr >
<td >小强 </td >
<td >旺财 </td >
</tr >
</table >
</body>
<script>
var t=document.getElementsByTagName("table")[0];
for(var i=0;i<t.rows.length;i++)
t.rows(i).deleteCell(0);
</script>
</html>
var cc= index.MyBindGrid(strnopage,strname).value; //是一个表格的String
如何才能删除第一列呢?
function deleteCell()
{
var trs=$("tr");
for(var i=0;i<trs.length;i++)
{
var theTr=trs[i];
if(theTr.firstChild) theTr.removeChild(theTr.firstChild);
}
}function $(tagName)
{
return document.getElementsByTagName(tagName);
}
<table id="myTable" style="border:1px solid red" border="1" width="50%">
<tr>
<td>娃哈哈</td>
<td>笑笑笑</td>
</tr>
<tr>
<td>小强</td>
<td>旺财</td>
</tr>
</table>
<br>
<input type="button" value="delete" onclick="deleteCell()">=============================================================
這個是使用節點的方法實現的。
var cc= index.MyBindGrid(strnopage,strname).value; //是一个表格的String
如何才能删除第一列呢?
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>new page</title>
</head><body></body>
<script>
var tableStr="<table><tr><td>娃哈哈</td><td >笑笑笑</td></tr><td>小强</td><td>旺财</td></tr></table>";
var divObj=document.createElement("div");
divObj.innerHTML=tableStr;
document.body.appendChild(divObj);
var t=document.getElementsByTagName("table")[0];
for(var i=0;i<t.rows.length;i++)
t.rows(i).deleteCell(0);
alert(divObj.innerHTML);
document.body.removeChild(divObj);
</script>
</html>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>new page</title>
</head><body></body>
<script>
var tableStr="<table><tr><td>娃哈哈</td><td >笑笑笑</td></tr><td>小强</td><td>旺财</td></tr></table>";
var divObj=document.createElement("div");
divObj.style.display="none";
divObj.innerHTML=tableStr;
document.body.appendChild(divObj);
var t=document.getElementsByTagName("table")[0];
var str=""
for(var i=0;i<t.rows.length;i++){
str+=t.rows(i).cells(0).outerHTML;
t.rows(i).deleteCell(0);
}
alert(divObj.innerHTML);
alert(str);//已删除第一列的表格String
document.body.removeChild(divObj);
</script>
</html>