LayUI数据表格操作合计数值

 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>