el-table-column displays qualified data according to data mapping

      <el-table-column label="商品类型" align="center">
          <template slot-scope="scope">
            <span v-for="(item, index) in ProductType" :key="index">
              {
   
   { scope.row.commodityTypeId == item.value ? item.commodityTypeName: "" }}
            </span>
          </template>
        </el-table-column>


//数据源
ProductType:[
  {
    "label": "试剂",
    "value": 0
  },
  {
    "label": "损耗品",
    "value": 1
  },
  {
    "label": "危化品",
    "value": 2
  }
]