vue请求回来的值能打印出来但下拉列表却是白的是什么原因的?求指教
<el-form-item label="编号" prop="snumber">
<el-select v-model="form.snumber" placeholder="请选择" style="width: 200px;">
<el-option v-for="item in deptOptions" :key="item.value" :label="item.label" :value="item.value">
</el-option>
</el-select>
</select>
</el-form-item>
getTreeselect() {
zdbhManagement().then(res => {
// this.deptOptions.snumber = res.data.map(item =>item.deptId)
this.deptOptions = res.data.map(item => item.deptId)
console.log(this.deptOptions)
});
},