vue el-table默认选中
** 多选框选中数据 */
·
<template>
<el-table ref="myTable" :data="bikeList" height="260px" @selection-change="handleSelectionChange" :row-key="getRowKeys" :reserve-selection="true">
<el-table-column type="selection" width="55" align="center" />
<el-table-column label="ID" align="center" prop="id" />
</el-table>
</template>
<script setup name="bikeList" lang="ts">
import { listBike} from '@/api/bike';
import { BikeVO } from '@/api/bike/types';
const myTable= ref(ElTable);
const bikeList = ref<BikeVO[]>([]);
const ids = ref<Array<string | number>>([]);
/** 多选框选中数据 */
const handleSelectionChange = (selection: BikeVO[]) => {
ids.value = selection.map((item) => item.id);
};
const getRowKeys=(row:any)=> {
return row.id
}
const initSelectionRow = async () => {
nextTick(() => {
myTable.value.clearSelection();
bikeList.value.forEach((row) => {
if(ids.value.includes(row.id)){
//this.$refs.myTable.toggleRowSelection(row, true); //Vue2写法
myTable.value.toggleRowSelection(row, true); //Vue3写法
}
});
});
}
const getList = async () => {
const res = await listBike({});
bikeList.value = res.rows;
initSelectionRow();
}
onMounted(() => {
getList()
})
</script>
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