主要使用swapNode()就可以了
举例<TABLE>
<TR>
<TD>姓名</TD>
<TD>学校</TD>
<TD>年级</TD>
</TR>
<TR>
<TD>张三</TD>
<TD>天天小学</TD>
<TD>二(1)班</TD>
</TR>
<TR>
<TD>李四</TD>
<TD>天兆中学</TD>
<TD>初一(2)班</TD>
</TR>
</TABLE>
<input type="button" value="change" onclick="resetTable(0,2)"/>
<script defer>
function resetTable(s1,s2)
{
var or=document.getElementsByTagName("TABLE")[0].rows;
for(var i=0,j=or.length;i<j;i++)
{
or[i].cells[s1].swapNode(or[i].cells[s2]);
}
}
</script>
举例<TABLE>
<TR>
<TD>姓名</TD>
<TD>学校</TD>
<TD>年级</TD>
</TR>
<TR>
<TD>张三</TD>
<TD>天天小学</TD>
<TD>二(1)班</TD>
</TR>
<TR>
<TD>李四</TD>
<TD>天兆中学</TD>
<TD>初一(2)班</TD>
</TR>
</TABLE>
<input type="button" value="change" onclick="resetTable(0,2)"/>
<script defer>
function resetTable(s1,s2)
{
var or=document.getElementsByTagName("TABLE")[0].rows;
for(var i=0,j=or.length;i<j;i++)
{
or[i].cells[s1].swapNode(or[i].cells[s2]);
}
}
</script>
还有swapNode是不支持FF的,我需要能支持IE67,FF1.5以上
<!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>
<script language="javascript" type="text/javascript">
function Change(a,b,c){
var myTR;
var myTD;
myTR=document.getElementById("tbltest").rows;
var arr=new Array();
var Aarr=new Array();
Aarr[0]=a;
Aarr[1]=b;
Aarr[2]=c;
for(i=0;i<myTR.length;i++){
arr[i]=new Array();
myTD=myTR[i].cells;
for(j=0;j<myTD.length;j++){
arr[i][j]=myTR[i].cells[j].innerHTML;
}
}
for(i=0;i<myTR.length;i++){
myTD=myTR[i].cells;
for(j=0;j<myTD.length;j++){
x=Aarr[j];
myTR[i].cells[j].innerHTML=arr[i][x];
}
}
} </script>
</head><body>
<table border="1px" id="tblTest">
<TR>
<TD>姓名</TD>
<TD>学校</TD>
<TD>年级</TD>
</TR>
<TR>
<TD>张三</TD>
<TD>天天小学</TD>
<TD>二(1)班</TD>
</TR>
<TR>
<TD>李四</TD>
<TD>天兆中学</TD>
<TD>初一(2)班</TD>
</TR> </table>
<input type="button" value="change" onclick="Change(1,2,0);">
</body>
</html>