<el-form-item label="报修范围" prop="applicationRange" >

<el-select v-model="addInfo.applicationRange" placeholder="请选择报修范围" style="width: 200px" @change="inputToDisabled" >

  <el-option v-for="item in applicationRangeList" :key="item.value" :label="item.label" :value="item.value">

            </el-option>

</el-select>

</el-form-item>

<el-form-item label="区域" prop="areaCodeAdd">

<el-select v-model="addInfo.areaCodeAdd" placeholder="请选择区域" v-on:change="getBuildListAdd" style="width: 220px" :disabled="isAble" >

<el-option

v-for="item in areaListAdd"

:key="item.value"

:label="item.label"

:value="item.value">

</el-option>

</el-select>

</el-form-item>

methods:{

 inputToDisabled (){

   if (this.addInfo.applicationRange === '1002') {

       this.isAble = true; // 注意true是不可用

    } else{

       this.isAble = false; //可用

    }

  },

}