Table展开行

<template>
  <el-table :data="tableData5" :row-key="getRowKeys"
        :expand-row-keys="expands" @row-click="rowClik" style="width: 100%">
    <el-table-column type="expand">
      <template scope="props">
        <el-form label-position="left" inline class="demo-table-expand">
          <el-form-item label="商品名称">
            <span>{{ props.row.name }}</span>
          </el-form-item>
          <el-form-item label="所属店铺">
            <span>{{ props.row.shop }}</span>
          </el-form-item>
          <el-form-item label="商品 ID">
            <span>{{ props.row.id }}</span>
          </el-form-item>
          <el-form-item label="店铺 ID">
            <span>{{ props.row.shopId }}</span>
          </el-form-item>
          <el-form-item label="商品分类">
            <span>{{ props.row.category }}</span>
          </el-form-item>
          <el-form-item label="店铺地址">
            <span>{{ props.row.address }}</span>
          </el-form-item>
          <el-form-item label="商品描述">
            <span>{{ props.row.desc }}</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‘,
          category: ‘江浙小吃、小吃零食‘,
          desc: ‘荷兰优质淡奶，奶香浓而不腻‘,
          address: ‘上海市普陀区真北路‘,
          shop: ‘王小虎夫妻店‘,
          shopId: ‘10333‘
        }, {
          id: ‘12987123‘,
          name: ‘好滋好味鸡蛋仔‘,
          category: ‘江浙小吃、小吃零食‘,
          desc: ‘荷兰优质淡奶，奶香浓而不腻‘,
          address: ‘上海市普陀区真北路‘,
          shop: ‘王小虎夫妻店‘,
          shopId: ‘10333‘
        }, {
          id: ‘12987125‘,
          name: ‘好滋好味鸡蛋仔‘,
          category: ‘江浙小吃、小吃零食‘,
          desc: ‘荷兰优质淡奶，奶香浓而不腻‘,
          address: ‘上海市普陀区真北路‘,
          shop: ‘王小虎夫妻店‘,
          shopId: ‘10333‘
        }, {
          id: ‘12987126‘,
          name: ‘好滋好味鸡蛋仔‘,
          category: ‘江浙小吃、小吃零食‘,
          desc: ‘荷兰优质淡奶，奶香浓而不腻‘,
          address: ‘上海市普陀区真北路‘,
          shop: ‘王小虎夫妻店‘,
          shopId: ‘10333‘
        }],
          // 要展开的行，数值的元素是row的key值
         expands: []
      }
    },
    methods:{
    getRowKeys(row) {
                return row.id;
            },
    rowClik(row){
        if(row.id===this.expands[0]){
          this.expands=[];
        }
        else{
          this.expands=[];
          this.expands.push(row.id);
        }
      },
    },
     
}
</script>