4dkankan-components/docs/examples/table/single-select.vue

<template>
    <el-table ref="singleTableRef" :data="tableData" highlight-current-row style="width: 100%" @current-change="handleCurrentChange">
        <el-table-column type="index" width="50" />
        <el-table-column property="date" label="Date" width="120" />
        <el-table-column property="name" label="Name" width="120" />
        <el-table-column property="address" label="Address" />
    </el-table>
    <div style="margin-top: 20px">
        <el-button @click="setCurrent(tableData[1])">Select second row</el-button>
        <el-button @click="setCurrent()">Clear selection</el-button>
    </div>
</template>

<script lang="ts" setup>
import { ref } from 'vue'
import type { ElTable } from 'element-plus'

interface User {
    date: string
    name: string
    address: string
}

const currentRow = ref()
const singleTableRef = ref<InstanceType<typeof ElTable>>()

const setCurrent = (row?: User) => {
    singleTableRef.value!.setCurrentRow(row)
}
const handleCurrentChange = (val: User | undefined) => {
    currentRow.value = val
}
const tableData: User[] = [
    {
        date: '2016-05-03',
        name: 'Tom',
        address: 'No. 189, Grove St, Los Angeles',
    },
    {
        date: '2016-05-02',
        name: 'Tom',
        address: 'No. 189, Grove St, Los Angeles',
    },
    {
        date: '2016-05-04',
        name: 'Tom',
        address: 'No. 189, Grove St, Los Angeles',
    },
    {
        date: '2016-05-01',
        name: 'Tom',
        address: 'No. 189, Grove St, Los Angeles',
    },
]
</script>