js如下

/**
 * 比較函式生成器
 * 
 * @param iCol
 *            資料行數
 * @param sDataType
 *            該行的資料型別
 * @return
 */
function  generateCompareTRs(iCol, sDataType) {
     return   function  compareTRs(oTR1, oTR2) {
        vValue1 = convert(oTR1.cells[iCol].firstChild.nodeValue, sDataType);
        vValue2 = convert(oTR2.cells[iCol].firstChild.nodeValue, sDataType);
         if  (vValue1 < vValue2) {
             return  -1;
        }  else   if  (vValue1 > vValue2) {
             return  1;
        }  else  {
             return  0;
        }
    };
}
/**
 * 處理排序的欄位型別
 * 
 * @param sValue
 *            欄位值 預設為字元型別即比較ASCII碼
 * @param sDataType
 *            欄位型別 對於date只支援格式為mm/dd/yyyy或mmmm dd,yyyy(January 12,2004)
 * @return
 */
function  convert(sValue, sDataType) {
     switch  (sDataType) {
     case   "int" :
         return  parseInt(sValue);
     case   "float" :
         return  parseFloat(sValue);
     case   "date" :
         return   new  Date(Date.parse(sValue));
     default :
         return  sValue.toString();
    }
}

/**
 * 通過表頭對錶列進行排序
 * 
 * @param sTableID
 *            要處理的表ID<table id=''>
 * @param iCol
 *            欄位列id eg: 0 1 2 3 ...
 * @param sDataType
 *            該欄位資料型別 int,float,date 預設情況下當字串處理
 */
function  sortTable(sTableID, iCol, sDataType) {
     var  oTable = document.getElementById(sTableID);
     var  oTBody = oTable.tBodies[0];
     var  colDataRows = oTBody.rows;
     var  aTRs =  new  Array;
     for  (  var  i = 0; i < colDataRows.length; i++) {
        aTRs[i] = colDataRows[i];
    }
     if  (oTable.sortCol == iCol) {
        aTRs.reverse();
    }  else  {
        aTRs.sort(generateCompareTRs(iCol, sDataType));
    }
     var  oFragment = document.createDocumentFragment();
     for  (  var  j = 0; j < aTRs.length; j++) {
        oFragment.appendChild(aTRs[j]);
    }
    oTBody.appendChild(oFragment);
    oTable.sortCol = iCol;
}
 

頁面如下：

< html   xmlns = "http://www.w3.org/1999/xhtml" >
< title > 表列排序 </ title >
< script   type = "text/javascript"   src = "js/sortTable.js" > </ script >
< body >
< table   border = "1"   id = "tblSort" >
     < thead   style = "color: red; bgcolor: blank" >
         < tr >
             < th   onclick = " sortTable('tblSort',0);"   style = "cursor: pointer" > LastName </ th >
             < th   onclick = " sortTable('tblSort',1,'int');"   style = "cursor: pointer" > Number </ th >
             < th   onclick = " sortTable('tblSort',2,'date');"   style = "cursor: pointer" > Date </ th >
         </ tr >
     </ thead >
     < tbody >
         < tr >
             < td > A </ td >
             < td > 1 </ td >
             < td > 5/9/2008 </ td >
         </ tr >
         < tr >
             < td > B </ td >
             < td > 3 </ td >
             < td > 6/9/2008 </ td >
         </ tr >
         < tr >
             < td > D </ td >
             < td > 6 </ td >
             < td > 5/4/2008 </ td >
         </ tr >
         < tr >
             < td > E </ td >
             < td > -5 </ td >
             < td > 5/4/2007 </ td >
         </ tr >
         < tr >
             < td > H </ td >
             < td > 34 </ td >
             < td > 5/8/2008 </ td >
         </ tr >
         < tr >
             < td > C </ td >
             < td > 12 </ td >
             < td > 1/4/2018 </ td >
         </ tr >
     </ tbody >
<script type="text/javascript" src="上面js檔案.js"></script>
</ body >