发表时间：2009-03-15
最后修改：2009-03-15
<html>
<body>
<table width="200" border="1" id="tb">
<tr id="r1">
<td><input type="checkbox" name="ck" value="1"></td>
<td>abc</td>
</tr>
</table>
<p>
<input type="button" onClick="add();" value="add"/>
<input name="button" type="button" onClick="deletes();" value="delete"/>
</p>
</body>
<script language="javascript">
var tb=document.getElementById("tb");
var i=2;
function add()
{
var mytr=tb.insertRow();
mytr.setAttribute("id","r"+i);
var mytd_1=mytr.insertCell();
var mytd_2=mytr.insertCell();
mytd_1.innerHTML="<input type='checkbox' name='ck' value='"+i+"'>";
mytd_2.innerText="abc"+i;
i++;
}
function deletes()
{
var ok=document.getElementsByName("ck");
for(var k=0;k<ok.length;k++)
{
if(ok[k].checked==true)
{
tb.deleteRow(k);
k=k-1;
}
}
}
</script>
</html>
