<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>