layui 统计行totalRow 保留两位小数

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done(data,curr, count){                 var tableView = this.elem.next();                               var totalRow = tableView.find('.layui-table-total');                 layui.each(totalRow.find('td'), function (index, tdElem) {                     tdElem = $(tdElem);                     var text = tdElem.text();                     if (text && !isNaN(text)) {                         text = parseFloat(text).toFixed(2); //此处为小数点后个数                         tdElem.find('div.layui-table-cell').html(text);                     }                 });             }