<table cellpadding="0"> <tr> <td>click me</td> <td>click me</td> <td>click me</td> <td>click me</td> </tr> <tr> <td> <span>15.43</span> </td> <td>700</td> <td>1.220</td> <td>阿</td> </tr> <tr> <td> <span>7.05</span> </td> <td>4</td> <td>3,000</td> <td>炳</td> </tr> <tr> <td> <span>30.62</span> </td> <td>30</td> <td>2,558,800</td> <td>和</td> </tr> <tr> <td> <span>22.30</span> </td> <td>5</td> <td>6</td> <td>瞎</td> </tr> <tr> <td> <span>26.31</span> </td> <td>0.6</td> <td>5</td> <td>-</td> </tr> <tr> <td> <span>63.16</span> </td> <td>7</td> <td>4</td> <td>子</td> </tr> </table>
JavaScirpt代码：
var tableSort = function(){ this.initialize.apply(this,arguments); } tableSort.prototype = { initialize : function(tableId,clickRow,startRow,endRow,classUp,classDown,selectClass){ this.Table = document.getElementById(tableId); this.rows = this.Table.rows;//所有行 this.Tags = this.rows[clickRow-1].cells;//标签td this.up = classUp; this.down = classDown; this.startRow = startRow; this.selectClass = selectClass; this.endRow = (endRow == 999? this.rows.length : endRow); this.T2Arr = this._td2Array();//所有受影响的td的二维数组 this.setShow(); }, //设置标签切换 setShow:function(){ var defaultClass = this.Tags[0].className; for(var Tag ,i=0;Tag = this.Tags[i];i++){ Tag.index = i; addEventListener(Tag ,'click', Bind(Tag,statu)); } var _this =this; var turn = 0; function statu(){ for(var i=0;i<_this.Tags.length;i++){ _this.Tags[i].className = defaultClass; } if(turn==0){ addClass(this,_this.down) _this.startArray(0,this.index); turn=1; }else{ addClass(this,_this.up) _this.startArray(1,this.index); turn=0; } } }, //设置选中列样式 colClassSet:function(num,cla){ //得到关联到的td for(var i= (this.startRow-1);i<(this.endRow);i++){ for(var n=0;n<this.rows[i].cells.length;n++){ removeClass(this.rows[i].cells[n],cla); } addClass(this.rows[i].cells[num],cla); } }, //开始排序 num 根据第几列排序 aord 逆序还是顺序 startArray:function(aord,num){ var afterSort = this.sortMethod(this.T2Arr,aord,num);//排序后的二维数组传到排序方法中去 this.array2Td(num,afterSort);//输出 }, //将受影响的行和列转换成二维数组 _td2Array:function(){ var arr=[]; for(var i=(this.startRow-1),l=0;i<(this.endRow);i++,l++){ arr[l]=[]; for(var n=0;n<this.rows[i].cells.length;n++){ arr[l].push(this.rows[i].cells[n].innerHTML); } } return arr; }, //根据排序后的二维数组来输出相应的行和列的 innerHTML array2Td:function(num,arr){ this.colClassSet(num,this.selectClass); for(var i= (this.startRow-1),l=0;i<(this.endRow);i++,l++){ for(var n=0;n<this.Tags.length;n++){ this.rows[i].cells[n].innerHTML = arr[l][n]; } } }, //传进来一个二维数组，根据二维数组的子项中的w项排序，再返回排序后的二维数组 sortMethod:function(arr,aord,w){ arr.sort(function(a,b){ x = killHTML(a[w]); y = killHTML(b[w]); x = x.replace(/,/g,''); y = y.replace(/,/g,''); switch (isNaN(x)){ case false: return Number(x) - Number(y); break; case true: return x.localeCompare(y); break; } }); arr = aord==0?arr:arr.reverse(); return arr; } } /*-----------------------------------*/ function addEventListener(o,type,fn){ if(o.attachEvent){ o.attachEvent('on'+type,fn); }else if(o.addEventListener){ o.addEventListener(type,fn,false); }else{ o['on'+type] = fn; } } function hasClass(element, className) { var reg = new RegExp('(\s|^)'+className+'(\s|$)'); return element.className.match(reg); } function addClass(element, className) { if (!this.hasClass(element, className)) { element.className += " "+className; } } function removeClass(element, className) { if (hasClass(element, className)) { var reg = new RegExp('(\s|^)'+className+'(\s|$)'); element.className = element.className.replace(reg,' '); } } var Bind = function(object, fun) { return function() { return fun.apply(object, arguments); } } //去掉所有的html标记 function killHTML(str){ return str.replace(/<[^>]+>/g,""); } //------------------------------------------------ //tableid 第几行是标签行，从第几行开始排序，第几行结束排序(999表示最后) 升序标签样式，降序标签样式 选中列样式 //注意标签行的class应该是一致的 var ex1 = new tableSort('table',1,2,999,'up','down','hov');