<template> <el-table @selection-change="handleSelectionChange" :row-key="getRowKeys"> <!--type必须是selection的一列设置reserve-selection属性--> <el-table-column type="selection" :reserve-selection="true" width="40" align="center"></el-table-column> <el-table-column props="name" align="center"></el-table-column> </el-table> </template> <script> export default { data: { selection:[{name: '张三', id: 1}, {name: '李四', id: 2}] }, methods: { handleSelectionChange (val) { this.selection = val; }, getRowKeys (row) { return row.id; // id为列表数据的唯一标识 } } } </script>