JavaScript實作表格排序

   
    var dom = (document.getElementsByTagName) ?真假;   
    var ie5 = (document.getElementsByTagName && document.all) ?真假;   
    var arrowUp, arrowDown;   
    if (ie5 || dom)   
        initSortTable();   
    function initSortTable() {   
        arrowUp = document.createElement("SPAN");   
        var tn = document.createTextNode("↑");   
        arrowUp.appendChild(tn);   
        arrowUp.className = "箭頭";   
        arrowDown = document.createElement("SPAN");   
        var tn = document.createTextNode("↓");   
        arrowDown.appendChild(tn);   
        arrowDown.className = "箭頭";   
    }   
    function sortTable(tableNode, nCol, bDesc, sType) {   
        var tBody = tableNode.t];   
        var trs = tBody.rows;   
        var trl= trs.length;   
        var a = new Array();   
        for (var i = 0; i             a[i] = trs[i];   
        }   
        var start = 新日期;   
        window.status = "正在對資料進行排序...";   
        a.sort(compareByColumn(nCol,bDesc,sType));   
        window.status = "資料排序完成";   
        for (var i = 0; i             tBody.appendChild(a[i]);   
            window.status = "正在更新行 " + (i + 1) + " of " + trl +   
         
        }   
        // 以檢查 onsort   
         tableNode.onsort = new Function("", tableNode.onsort);   
        if (typeof tableNode.onsort == "function")   
            tableNode.onsort();   
    }   
    function CaseInsensitiveString(s) {   
        return String(s).toUpperCase);   
    }   
    function parseDate(s) {   
        return Date.parse(s.replace(/-/g, //));   
    }   
    function toNumber(s) {   
        return Number(s.replace(/[^0-9.]/g, "");   
    }   
    function Percent(s) {   
        return Number(s.replace("%", ""));   
    }   
    functioncompareByColumn(nCol, bDescending, sType) {   
        var c = n n n;   
        var d = b降序;   
        var fTypeCast = String;   
        if (sType == "Number")   
            TypeCast = Number;   
        else if (sType == "Date")   
            fTypeCast = parseDate;   
        else if (sType == "CaseInsensitiveString")   
            類型Cast = CaseInsensitiveString;   
        else if (sType == "Percent")   
            fTypeCast = Percent;   
        return function (n1, n2) {   
            if (fTypeCast(getIn              return d ? -1：+1；   
           d ？   
            回 0；   
        };   
    }   
    函數 sortColumnWithHold(e) {   
        var el = ie5 ? e.srcElement : e.target;   
        var table = getParent(el, "TABLE");   
        var oldCursor = table.style.cursor;   
        var oldClick = table.onclick;   
        table.style.cursor = "等待";   
        table.onclick = null;   
        var fakeEvent = {srcElement : e.srcElement, target : e.target};   
        window.setTimeout(function () {   
              
            table.onclick = oldClick;   
        }, 100)；  
        var tmp = e.target ? e.target : e.srcElement;   
        var tHeadParent = getParent(tmp, "THEAD");     Par      if (tHeadParent == null)