1 <script src="~/Scripts/jquery-3.4.1.min.js"></script> 2 <script src="~/Content/layui/layui.js"></script> 3 <script> 4 layui.use(\'table\', function () { 5 var table = layui.table; 6 7 table.render({ 8 elem: \'#test\' 9 , url: \'/demo/table/user/\' 10 , cellMinWidth: 80 //全局定义常规单元格的最小宽度，layui 2.2.1 新增 11 , totalRow: true //开启合计行 12 , cols: [[ 13 { field: \'id\', width: 80, title: \'ID\', sort: true, totalRowText: \'合计行\' } 14 , { field: \'username\', width: 80, title: \'用户名\' } 15 , { field: \'sex\', width: 80, title: \'性别\', sort: true } 16 , { field: \'city\', width: 80, title: \'城市\' } 17 , { field: \'sign\', title: \'签名\', width: \'30%\', minWidth: 100 } //minWidth：局部定义当前单元格的最小宽度，layui 2.2.1 新增 18 , { field: \'experience\', title: \'积分\', sort: true } 19 , { field: \'score\', title: \'评分\', sort: true,totalRow: true } 20 , { field: \'classify\', title: \'职业\' } 21 , { field: \'wealth\', width: 137, title: \'财富\', sort: true } 22 ]] 23 24 , done: function (res, curr, count) {//数据渲染完的回调。 25 26 var rowNums = res.list.length;//获取行数 27 28 var scoreTotal = this.elem.next().find(\'.layui-table-total td[data-field="score"] .layui-table-cell\').text();//获取“评分”合计行的合计结果 29 var scoreAvg = (scoreTotal / rowNums).toFixed(2).toString().concat(\'%\');//计算平均分：总分除以行数，保留两位小数 30 this.elem.next().find(\'.layui-table-total td[data-field="score"] .layui-table-cell\').text(scoreAvg);//将计算结果复制给“评分”列的合计行 31 } 32 33 $(\'th\').css({ \'background-color\': \'#ccdeff\', \'color\': \'black\', \'font-weight\': \'bold\' }); 34 var that = this.elem.next(); 35 36 //为该数据表格添加样式，间隔行添加颜色 37 res.list.forEach(function (item, index) { 38 if (index % 2 == 0) { 39 var tr = that.find(".layui-table-box tbody tr[data-index=\'" + index + "\']").css("background-color", "#FFFFFF"); 40 } else { 41 var tr = that.find(".layui-table-box tbody tr[data-index=\'" + index + "\']").css("background-color", "#F4F6F9"); 42 } 43 }); 44 45 }); 46 }); 47 </script>