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js table排序類代碼

<!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排序類</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;名稱 / 類型</td> <td width="200" align="center">上傳時間</td> <td width="50" align="center">大小</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對象     this.Rows = [];//行集合          Each(this.Body.rows, function(o){ oThis.Rows.push(o); }) }, //排序并顯示 Sort: function(order) {     //排序     this.Rows.sort(this.Compare(order));     order.Down  this.Rows.reverse();     //顯示表格     var oFragment = document.createDocumentFragment();     Each(this.Rows, function(o){ oFragment.appendChild(o); });     this.Body.appendChild(oFragment); }, //比較函數(shù) 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;     }; }, //獲取比較值 GetValue: function(tr, order) {     var data = tr.getElementsByTagName("td")[order.Index].getAttribute(order.Attribute);     //數(shù)據(jù)轉(zhuǎn)換     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() || "";     } }, //添加并返回一個排序?qū)ο?Add: function(index, options) {     var oThis = this;     return new function(){         //默認屬性         this.Attribute = "innerHTML";//獲取數(shù)據(jù)的屬性         this.DataType = "string";//數(shù)據(jù)類型         this.Down = false;//是否按順序         Object.extend(this, options || {});         //排序?qū)ο蟮膶傩?        this.Index = index;         this.Sort = function(){ oThis.Sort(this); };     }; } } var to = new TableOrder("idList"); function SetOrder(obj, index, options){     var o = $(obj);     //添加一個排序?qū)ο?    var order = to.Add(index, options);     o.onclick = function(){         //取相反排序         order.Down = !order.Down;         //設(shè)置樣式         Each(SetOrder._arr, function(o){ o.className = ""; })         o.className = order.Down ? "down" : "up";         //排序顯示         order.Sort();         return false;     }     //_arr是記錄排序項目（這里主要用來設(shè)置樣式）     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>

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js table排序類代碼