利用JavaScript对表格数据进行排序

2024-09-05 12:21:41

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这是一个利用JavaScript结合CSS实现的对表格进行排序的代码，点击表头会自动排序，至于由哪种规则排序这个由你决定，表格排序现在用的也非常多。此实例实现的是降序、升序排列。

<!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>表格排序的实现</title><style> *{font-family:Arial, Helvetica, sans-serif;font-size:14px;border:none;} body{text-align:center;} table{margin:100px auto;} td{width:110px;height:25px;text-align:center;line-height:25px;border:1px solid silver;} .red{color:red;} .top{background:#EEE;cursor:pointer;} .up{background:#FFFFCC;} .down{background:#FFFFCC;} .hov{background:#F0EFE5;}</style></head><body><table cellpadding="0" id="table"> <tr class="top"><td>kick me</td><td >kick me</td><td>kick me</td><td>kick me</td></tr> <tr>   <td><span id="bfn_la_bac.usa">15.43</span></td>   <td class="red">700</td>   <td>1.220</td>   <td class="red">源</td> </tr>    <tr><td><span id="bfn_la_c.usa">7.05</span></td>  <td class="red">4</td>  <td>3,000</td>  <td class="red">码</td>    </tr>    <tr><td><span id="bfn_la_jpm.usa">30.62</span></td>  <td class="red">30</td>  <td>2,558,800</td>  <td class="red">爱</td>    </tr>    <tr>      <td><span id="bfn_la_axp.usa">22.30</span></td>  <td class="red">5</td><td>6</td>  <td class="red">好</td>    </tr>    <tr><td><span id="bfn_la_mrk.usa">26.31</span></td>  <td class="red">0.6</td><td>5</td>  <td class="red">-</td>    </tr>    <tr><td><span id="bfn_la_pg.usa">63.16</span></td>  <td class="red">7</td><td>4</td>  <td class="red">者</td>    </tr></table><script type="text/javascript">  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();//受影响的td二维数组   this.setShow();  },  //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;    }   }  },  //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){   //var effectCol = this.getColByNum(whichCol);   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');</script></body></html>

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