js table排序类代码

2008-10-05 14:46:05 作者：

可以对表格的各列进行排序的函数类

<!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> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
<title>table排序类</title> 
</head> 
<body> 
<style type="text/css"> 
.fu_list{ width:400px; border:1px solid #ebebeb;line-height:20px; font-size:12px;} 
.fu_list thead td{background-color:#ebebeb;} 
.fu_list td{padding:5px;} 
.fu_list a{outline:none;/*ff*/hide-focus:expression(this.hideFocus=true);/*ie*/ text-decoration:none; color:#333;} 
.fu_list thead a{padding-right:15px;} 
.fu_list thead a.up, .fu_list thead a.down{ background:url(up.gif) right center no-repeat; } 
.fu_list thead a.down{background-image:url(down.gif);} 
</style> 
<table border="0" cellspacing="0" cellpadding="0" class="fu_list"> 
<thead> 
<tr> 
<td>&nbsp;<a href="javascript:void(0)" id="idTitle">名称</a> / <a href="javascript:void(0)" id="idExt">类型</a></td> 
<td width="200" align="center"><a href="javascript:void(0)" id="idAddtime" class="up">上传时间</a></td> 
<td width="50" align="center"><a href="javascript:void(0)" id="idSize">大小</a></td> 
</tr> 
</thead> 
<tbody id="idList"> 
<tr> 
<td _ext="rar">new.rar</td> 
<td align="center" _order="2008/9/12 8:51:09">2008-9-12 8:51:09</td> 
<td align="right" _order="433247">423.09 K</td> 
</tr> 
<tr> 
<td _ext="js">TagControl.js</td> 
<td align="center" _order="2008/9/23 11:26:57">2008-9-23 11:26:57</td> 
<td align="right" _order="1387">1.35 K</td> 
</tr> 
<tr> 
<td _ext="js">Scroller.js</td> 
<td align="center" _order="2008/9/23 11:26:57">2008-9-23 11:26:57</td> 
<td align="right" _order="2556">2.5 K</td> 
</tr> 
<tr> 
<td _ext="js">AlertBox.js</td> 
<td align="center" _order="2008/9/23 11:26:57">2008-9-23 11:26:57</td> 
<td align="right" _order="3565">3.48 K</td> 
</tr> 
<tr> 
<td _ext="htm">1.htm</td> 
<td align="center" _order="2008/10/4 20:21:54">2008-10-4 20:21:54</td> 
<td align="right" _order="11394">11.13 K</td> 
</tr> 
<tr> 
<td _ext="htm">4.htm</td> 
<td align="center" _order="2008/10/4 20:21:54">2008-10-4 20:21:54</td> 
<td align="right" _order="351">351 b</td> 
</tr> 
<tr> 
<td _ext="xml">news.xml</td> 
<td align="center" _order="2008/10/4 20:24:11">2008-10-4 20:24:11</td> 
<td align="right" _order="14074">13.74 K</td> 
</tr> 
<tr> 
<td _ext="xsl">news.xsl</td> 
<td align="center" _order="2008/10/4 20:24:11">2008-10-4 20:24:11</td> 
<td align="right" _order="16796">16.4 K</td> 
</tr> 
<tr> 
<td _ext="js">function.js</td> 
<td align="center" _order="2008/10/4 20:24:11">2008-10-4 20:24:11</td> 
<td align="right" _order="2844">2.78 K</td> 
</tr> 
</tbody> 
</table> 
<script type="text/javascript"> 
var $ = function (id) { 
return "string" == typeof id ? document.getElementById(id) : id; 
}; 
var Class = { 
create: function() { 
return function() { 
this.initialize.apply(this, arguments); 
} 
} 
} 
Object.extend = function(destination, source) { 
    for (var property in source) { 
        destination[property] = source[property]; 
    } 
    return destination; 
} 
function Each(list, fun){ 
    for (var i = 0, len = list.length; i < len; i++) { fun(list[i], i); } 
}; 
///////////////////////////////////// 
//////////////////////////////// 
var TableOrder = Class.create(); 
TableOrder.prototype = { 
initialize: function(tbody) { 
    var oThis = this; 
     
    this.Body = $(tbody);//tbody对象 
    this.Rows = [];//行集合 
     
    Each(this.Body.rows, function(o){ oThis.Rows.push(o); }) 
}, 
//排序并显示 
Sort: function(order) { 
    //排序 
    this.Rows.sort(this.Compare(order)); 
    order.Down && this.Rows.reverse(); 
    //显示表格 
    var oFragment = document.createDocumentFragment(); 
    Each(this.Rows, function(o){ oFragment.appendChild(o); }); 
    this.Body.appendChild(oFragment); 
}, 
//比较函数 
Compare: function(order) { 
    var oThis = this; 
    return function(o1, o2) { 
        var value1 = oThis.GetValue(o1, order), value2 = oThis.GetValue(o2, order); 
        return value1 < value2 ? -1 : value1 > value2 ? 1 : 0; 
    }; 
}, 
//获取比较值 
GetValue: function(tr, order) { 
    var data = tr.getElementsByTagName("td")[order.Index].getAttribute(order.Attribute); 
    //数据转换 
    switch (order.DataType.toLowerCase()) { 
        case "int": 
            return parseInt(data) || 0; 
        case "float": 
            return parseFloat(data) || 0; 
        case "date": 
            return Date.parse(data) || 0; 
        case "string": 
        default: 
            return data.toString() || ""; 
    } 
}, 
//添加并返回一个排序对象 
Add: function(index, options) { 
    var oThis = this; 
    return new function(){ 
        //默认属性 
        this.Attribute = "innerHTML";//获取数据的属性 
        this.DataType = "string";//数据类型 
        this.Down = false;//是否按顺序 
        Object.extend(this, options || {}); 
        //排序对象的属性 
        this.Index = index; 
        this.Sort = function(){ oThis.Sort(this); }; 
    }; 
} 
} 
var to = new TableOrder("idList"); 
function SetOrder(obj, index, options){ 
    var o = $(obj); 
    //添加一个排序对象 
    var order = to.Add(index, options); 
    o.onclick = function(){ 
        //取相反排序 
        order.Down = !order.Down; 
        //设置样式 
        Each(SetOrder._arr, function(o){ o.className = ""; }) 
        o.className = order.Down ? "down" : "up"; 
        //排序显示 
        order.Sort(); 
        return false; 
    } 
    //_arr是记录排序项目（这里主要用来设置样式） 
    SetOrder._arr ? SetOrder._arr.push(o) : SetOrder._arr = []; 
} 
SetOrder("idTitle", 0); 
SetOrder("idExt", 0, { Attribute: "_ext" }); 
SetOrder("idAddtime", 1, { Attribute: "_order", DataType: "date" }); 
SetOrder("idSize", 2, { Attribute: "_order", DataType: "int" }); 
</script> 
</body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

js table排序类代码

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