Elemet ui table 只展开一行

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Elemet UI table expand只展开一行

属性

运行效果图

<el-table
@expand-change="expandChange"
>

expandChange(row,expandedRows){
        if(expandedRows.length>1){
          expandedRows.shift()
        }
      }

row 是展开行的数据，类型object
expandedRows 展开行，类型array

完整vue代码

<template>
  <el-table
    :data="tableData5"
    @expand-change="expandChange"
    style="width: 100%">
    <el-table-column type="expand">
      <template slot-scope="props">
        <el-form label-position="left" inline class="demo-table-expand">
          <el-form-item label="所属店铺">
            <span>{{ props.row.shop }}</span>
          </el-form-item>
        </el-form>
      </template>
    </el-table-column>
    <el-table-column
      label="商品 ID"
      prop="id">
    </el-table-column>
    <el-table-column
      label="商品名称"
      prop="name">
    </el-table-column>
    <el-table-column
      label="描述"
      prop="desc">
    </el-table-column>
  </el-table>
</template>

<script>
  export default {
    data() {
      return {
        tableData5: [{
          id: '12987122',
          name: '好滋好味鸡蛋仔',
          desc: '荷兰优质淡奶，奶香浓而不腻',
          shop: '王小虎夫妻店',
        }, {
          id: '12987123',
          name: '好滋好味鸡蛋仔',
          desc: '荷兰优质淡奶，奶香浓而不腻',
          shop: '王小虎夫妻店',
        }, {
          id: '12987125',
          name: '好滋好味鸡蛋仔',
          desc: '荷兰优质淡奶，奶香浓而不腻',
          shop: '王小虎夫妻店',
        }, {
          id: '12987126',
          name: '好滋好味鸡蛋仔',
          desc: '荷兰优质淡奶，奶香浓而不腻',
          shop: '王小虎夫妻店',
        }]
      }
    },
    methods:{
      expandChange(row,expandedRows){
        if(expandedRows.length>1){
          expandedRows.shift()
        }
      }
    }
  }
</script>

<style>
  .demo-table-expand {
    font-size: 0;
  }
  .demo-table-expand label {
    width: 90px;
    color: #99a9bf;
  }
  .demo-table-expand .el-form-item {
    margin-right: 0;
    margin-bottom: 0;
    width: 50%;
  }
</style>