datagrid easyui 數據下面新增合計列

onLoadSuccess: function (data) {
    var rows=$('#dg1').datagrid("getRows");
    var tabid=$(".easyui-datagrid").attr("tabid");

    
            //添加"合計"列
            $('#dg1').datagrid('appendRow', {
                ADCD: '<span class="subtotal">合計</span>',
                BRCOUNT: '<span class="subtotal">' + compute("BRCOUNT") + '</span>',
                BSC: '<span class="subtotal">' + compute("BSC") + '</span>',
                BTC: '<span class="subtotal">' + compute("BTC") + '</span>',
                BXZCC: '<span class="subtotal">' + compute("BXZCC") + '</span>',
                CUCOUNT: '<span class="subtotal">' + compute("CUCOUNT") + '</span>',
                DACOUNT: '<span class="subtotal">' + compute("DACOUNT") + '</span>',
                DICOUNT: '<span class="subtotal">' + compute("DICOUNT") + '</span>',
                FLC: '<span class="subtotal">' + compute("FLC") + '</span>',
                FZQ: '<span class="subtotal">' + compute("FZQ") + '</span>',
                LDA: '<span class="subtotal">' + compute("LDA") + '</span>',
                LDAREA: '<span class="subtotal">' + compute("LDAREA") + '</span>',
                PCOUNT: '<span class="subtotal">' + compute("PCOUNT") + '</span>',
                PLA: '<span class="subtotal">' + compute("PLA") + '</span>',
                PT: '<span class="subtotal">' + compute("PT") + '</span>',
                PTCOUNT: '<span class="subtotal">' + compute("PTCOUNT") + '</span>',
                RSCOUNT: '<span class="subtotal">' + compute("RSCOUNT") + '</span>',
                SLCOUNT: '<span class="subtotal">' + compute("SLCOUNT") + '</span>',
                SRCOUNT: '<span class="subtotal">' + compute("SRCOUNT") + '</span>',
                STCOUNT: '<span class="subtotal">' + compute("STCOUNT") + '</span>',
                SWCOUNT: '<span class="subtotal">' + compute("SWCOUNT") + '</span>',
                TC: '<span class="subtotal">' + compute("TC") + '</span>',
                WBCOUNT: '<span class="subtotal">' + compute("WBCOUNT") + '</span>',
                XZCC: '<span class="subtotal">' + compute("XZCC") + '</span>',
                ZDFZQ: '<span class="subtotal">' + compute("ZDFZQ") + '</span>',
                ZRCC: '<span class="subtotal">' + compute("ZRCC") + '</span>',
                BZRCC: '<span class="subtotal">' + compute("BZRCC") + '</span>'

            });
        
    var ro=$('#dg1').datagrid("getRows");
    for (var i=0;i<ro.length;i++){
        if(ro[i].PCOUNT=="<span class=\"subtotal\">NaN</span>"){
            $('#dg1').datagrid('deleteRow',i);
        }

    }

}