解决导出不全等问题

src/views/water/lake/statistic/special/component/com-nutritional.vue

@@ -6,7 +6,6 @@
            <search :searchForm="searchForm" :filterKeys="filterKeys" @search="searchData" @exportFile="exportFile" @filterColumns="changeFilter" :visiable="visiable"/>
             <!-- 表格 -->
             <ele-pro-table
-                v-model:selection="selectionList"
                 ref="table"
                 :datasource="datasource"
                 :columns="columns"
@@ -61,6 +60,13 @@ export default {
             selection: [],
             // 表格列配置
             columns: [
+                {
+                    key: 'index',
+                    dataIndex: 'index',
+                    width: 48,
+                    align: 'center',
+                    customRender: ({index}) => index + 1
+                },
                 {title: "监测时间", dataIndex: "monitorTime", sorter: true,},
                 {title: "类别", dataIndex: "type", sorter: true,},
                 {title: "点位名称", dataIndex: "pointName", sorter: true,},
@@ -129,7 +135,7 @@ export default {
             const arr = [];
             const th = columns.map((item) => item.title);
             arr.push(th);
-            this.data.forEach((d) => {
+            this.datasource.forEach((d) => {
                 const td = columns.map((item) => d[item.dataIndex]);
                 arr.push(td);
             });