el-select uses

Case:

/*
* label : 界面上展示的是哪个字段,我这里需要展示名称
* value : 绑定的字段,一般是id
*/

 <el-select
            v-model="Form.BillNumber"
            placeholder="请选择"
            @change="changeValue($event)"
          >
            <el-option
              v-for="item in optionLicensesID"
              :key="item.ID"
              :label="item.BillNumber"
              :value="item.ID"
            >
            </el-option>
 </el-select>




//获取 optionLicensesID 值,有两种写法。
methos:{

   /**第一种:直接赋值*/
   getMaterials() {
      this.$BillApi.GetOverLicenses({}).then((res) => {
        this.optionLicensesID = res.data.data;
      });
    },

  /**第二种**/
  optionsData() {
      let param = { DictID: "18" }; //采购类型
      this.$API.SysDictDataGetdata(param).then((res) => {
        let tempDictdata = res.data.data;
        let selectDict = [];
        tempDictdata.forEach((item) => {
          selectDict.push({
            label: item.Model.DataName,
            value: item.Model.DataID,
          });
        });
        this.optionSource = selectDict;
      });
    },
  
}

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Origin blog.csdn.net/CMDN123456/article/details/132585916
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