表格自动排序问题，如何用javascript实现,谢谢
以下为测试表格，我想在页面显示的时候，以第三列为准，降序显示，怎么用javascript实现？？
<html>
<head>
<title> tree </title>
<meta name= "designer " content= "csdn design team - meizz " />
</head>
<style>
body{
FONT-SIZE: 9pt; PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; PADDING-TOP: 0px;
}
input {
FONT-SIZE: 9pt; height: 15pt; width:50px; cursor: default;
}
table{
font-size: 9pt;
word-break:break-all;
cursor: default;
BORDER: black 1px solid;
background-color:#eeeecc;
border-collapse:collapse;
border-Color:#999999;
align:center;
}
</style>
<body>
<form name= "frm1 " method= "post " action= "/addcontent.jsp ">
<table width= "60% " border= "0 " cellspacing= "0 " cellpadding= "0 " align= "center ">
<tr>
<td width= "24% " align= "center "> <input type= "checkbox " name= "id " value= "15 "> </td>
<td width= "56% "> 后台数据库编程 </td>
<td width= "20% "> 0 </td>
</tr>
<tr>
<td width= "24% " align= "center "> <input type= "checkbox " name= "id " value= "3 "> </td>
<td width= "56% "> 用户体验综合版 </td>
<td width= "20% "> 3 </td>
</tr>
<tr>
<td width= "24% " align= "center "> <input type= "checkbox " name= "id " value= "7 "> </td>
<td width= "56% "> 英语学习和技术翻译 </td>
<td width= "20% "> 1 </td>
</tr>
</table>
</form>
</body>
</html>
[解决办法]
<html>
<head>
<title> tree </title>
<meta name= "designer " content= " " />
</head>
<style>
body{
FONT-SIZE: 9pt; PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; PADDING-TOP: 0px;
}
input {
FONT-SIZE: 9pt; height: 15pt; width:50px; cursor: default;
}
table{
font-size: 9pt;
word-break:break-all;
cursor: default;
BORDER: black 1px solid;
background-color:#eeeecc;
border-collapse:collapse;
border-Color:#999999;
align:center;
}
</style>
<script type=text/javascript>
function sortTable(tableid, col)
{
var table = document.getElementById(tableid);
for (var i = 0; i < table.rows.length - 1; i++)
{
for (var j = i; j < table.rows.length; j++)
{
if (parseInt(table.rows(i).cells(col).innerHTML) > parseInt(table.rows(j).cells(col).innerHTML))
{
table.rows(i).swapNode(table.rows(j));
}
}
}
}
window.onload=function(){sortTable( "tb ", 2)};
</script>
<body>
<form name= "frm1 " method= "post " action= "/addcontent.jsp ">
<table id= "tb " width= "60% " border= "0 " cellspacing= "0 " cellpadding= "0 " align= "center ">
<tr>
<td width= "24% " align= "center "> <input type= "checkbox " name= "id " value= "15 "> </td>
<td width= "56% "> 后台数据库编程 </td>
<td width= "20% "> 0 </td>
</tr>
<tr>
<td width= "24% " align= "center "> <input type= "checkbox " name= "id " value= "3 "> </td>
<td width= "56% "> 用户体验综合版 </td>
<td width= "20% "> 3 </td>
</tr>
<tr>
<td width= "24% " align= "center "> <input type= "checkbox " name= "id " value= "7 "> </td>
<td width= "56% "> 英语学习和技术翻译 </td>
<td width= "20% "> 1 </td>
</tr>
</table>
</form>
</body>
</html>
[解决办法]
<html>
<head>
<title> tree </title>
<meta name= "designer " content= "csdn design team - meizz " />
</head>
<style>
body{
FONT-SIZE: 9pt; PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; PADDING-TOP: 0px;
}
input {
FONT-SIZE: 9pt; height: 15pt; width:50px; cursor: default;
}
table{
font-size: 9pt;
word-break:break-all;
cursor: default;
BORDER: black 1px solid;
background-color:#eeeecc;
border-collapse:collapse;
border-Color:#999999;
align:center;
}
</style>
<script language=javascript>
function show()
{
var temp=new Array()
var obj=document.getElementById( "table1 ").childNodes[0]
var objs=obj.childNodes
for(var i=0;i <objs.length;i++)
{
temp[i]=new Array(objs[i].childNodes[2].innerText,objs[i])
}
temp.sort(function(a,b){return a[0]-b[0]})
for(var i=0;i <temp.length;i++)
obj.appendChild(temp[i][1])
}
</script>
<body>
<form name= "frm1 " method= "post " action= "/addcontent.jsp ">
<table width= "60% " border= "0 " cellspacing= "0 " cellpadding= "0 " align= "center " id= "table1 ">
<tr>
<td width= "24% " align= "center "> <input type= "checkbox " name= "id " value= "15 "> </td>
<td width= "56% "> 后台数据库编程 </td>
<td width= "20% "> 0 </td>
</tr>
<tr>
<td width= "24% " align= "center "> <input type= "checkbox " name= "id " value= "3 "> </td>
<td width= "56% "> 用户体验综合版 </td>
<td width= "20% "> 3 </td>
</tr>
<tr>
<td width= "24% " align= "center "> <input type= "checkbox " name= "id " value= "7 "> </td>
<td width= "56% "> 英语学习和技术翻译 </td>
<td width= "20% "> 1 </td>
</tr>
</table>
<input name= "button1 " type= "button " value= "排序 " onclick=show()>
</form>
</body>
</html>
