vue select 获取value和lable操作

 <FormItem label="物资类型：" prop="supplyType">
 <Select v-model="detailData.supplyType" :label-in-value="true" placeholder="请选择物资类型" @on-change="getVendorId">
  <Option v-for="item in supplyTypeList"
    :value="item.id"
    :key="item.id"
    :lable="item.dictionaryName">{{ item.dictionaryName }}
  </Option>
 </Select>
 </FormItem>

getVendorId: function (val) {
 let that = this;
 that.detailData.supplyType=val.value;//获取label
 that.detailData.supplyTypeName=val.label;//获取value
},

 supplyTypeList[
 {
 "id": 45,
 "dictionaryName": "办公用品",
 "dictionaryCode": "nofficeSupplies"
 }
 ]