Table+JavaScript表格排序

答案：<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>table表格排序</title>
<style type="text/css">
.fu_list{ width:500px; 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*/}
.fu_list a:link, .fu_list a:visited, .fu_list a:hover, .fu_list a:active{text-decoration:none;color:#333;}
.fu_list thead a{padding-right:15px;}
.fu_list thead a.up, .fu_list thead a.down{ background:url() right center no-repeat; }
.fu_list thead a.down{background-image:url();}
</style>

</head>
<body>
<table border="0" cellspacing="0" cellpadding="0" class="fu_list" id="idTable">
  <thead>
    <tr>
      <td> <a href="javascript:void(0)" id="idTitle">名称</a> / <a href="javascript:void(0)" id="idExt">类型</a></td>
      <td width="150" 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>
    <tr>
      <td _ext="rar">JSCSS</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="htm">AJAX</td>
      <td align="center" _order="2008/10/4 20:21:54">2008-3-6 20:12:23</td>
      <td align="right" _order="11394">11.13 K</td>
    </tr>
    <tr>
      <td _ext="htm">EXT</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">Index</td>
      <td align="center" _order="2008/10/4 20:24:11">2008-10-5 20:12:36</td>
      <td align="right" _order="14074">13.74 K</td>
    </tr>
    <tr>
      <td _ext="js">ORDER</td>
      <td align="center" _order="2008/10/4 20:24:11">2009-07-6 20:26:18</td>
      <td align="right" _order="2844">2.78 K</td>
    </tr>
  </tbody>
</table>
<input name="" type="button" value="这里是预设排序动作你自己设定吧" id="idBtn" />
<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.prototype.bind = function(object) {
  var __method = this, args = Array.prototype.slice.call(arguments); args.shift();
  return function() {
 return __method.apply(object, args.concat(Array.prototype.slice.call(arguments)));
  }
}
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(table) {
 this.tBody = $(table).tBodies[0];
 this.Rows = [];
 this._order = null;
 
 Each(this.tBody.rows, function(o){ this.Rows.push(o); }.bind(this));
  },
  Sort: function() {
 if(!this._order){ return false };
 this.Rows.sort(!this._order.Compare ? this.Compare.bind(this) : this._order.Compare);
 this._order.Down  &&  this.Rows.reverse();
 var oFragment = document.createDocumentFragment();
 Each(this.Rows, function(o){ oFragment.appendChild(o); });
 this.tBody.appendChild(oFragment);
 this._order.onSort();
  },
  Compare: function(o1, o2) {
 var value1 = this.GetValue(o1), value2 = this.GetValue(o2);
 return value1 < value2 ? -1 : value1 > value2 ? 1 : 0;
  },
  GetValue: function(tr) {
 var td = tr.getElementsByTagName("td")[this._order.Index], data = td[this._order.Attri] ? td[this._order.Attri] : td.getAttribute(this._order.Attri);
 switch (this._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() || "";
 }
  },
  Add: function(index, options) {
 var oThis = this;
 return new function(){
  this.Attri = "innerHTML";
  this.DataType = "string";
  this.Down = true;
  this.onSort = function(){};
  this.Compare = null;
  Object.extend(this, options || {});
  this.Index = index;
  this.Sort = function(){ oThis._order = this; oThis.Sort(); };
 };
  }
}

var to = new TableOrder("idTable");
function SetOrder(obj, index, options){
 var o = $(obj);
 !SetOrder._arr  &&  (SetOrder._arr = []); SetOrder._arr.push(o);
 var order = to.Add(index, options);
 order.onSort = function(){
  Each(SetOrder._arr, function(o){ o.className = ""; });
  o.className = order.Down ? "down" : "up";
  order.Down = !order.Down
 }
 o.onclick = function(){ order.Sort(); return false; }
}
SetOrder("idTitle", 0);
SetOrder("idExt", 0, { Attri: "_ext" });
SetOrder("idAddtime", 1, { Attri: "_order", DataType: "date" });
SetOrder("idSize", 2, { Attri: "_order", DataType: "int" });
var order2 = to.Add(0, {
 onSort: function(){ Each(SetOrder._arr, function(o){ o.className = ""; }); },
 Compare: function(o1, o2) {
  var value1 = /x/i.test(to.GetValue(o1)), value2 = /x/i.test(to.GetValue(o2));
  return value1  &&  !value2 ? 1 : !value1  &&  value2 ? -1 : 0;
 }
});
$("idBtn").onclick = function(){ order2.Sort(); }
</script>
</body>
</html>
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