Ant Design报Cannot use 'in' operator to search for 'value' in undefined错误的一种情形

报错的地方,是用在getFieldDecorator中,Ant Design版本2.9.0,大致jsx代码如下:

let labelOption = (<Select defaultValue={null} style={{width: 200}} placeholder="请选择">
    <Option value={null}>全部</Option>
    <Option value={1}>征信轻微不良</Option>
    <Option value={2}>失信被执行</Option>
    <Option value={3}>企业信息变更</Option>
    <Option value={4}>我司贷款轻微不良</Option>
    <Option value={5}>诉讼执行中</Option>
    <Option value={6}>90天未下单</Option>
    <Option value={7}>其他</Option>
    <Option value={-1}>无</Option>
</Select>);
<Col span={8}>
    <FormItem  label="标签">
        {getFieldDecorator('label')(
            {labelOption}
        )}
    </FormItem>
</Col>

前端启动之后,报如题错误:

TypeError: Cannot use 'in' operator to search for 'value' in undefined
    at eval (createBaseForm.js:175)
    at DealerAccessNotPassList.render (dealerAccessNotPassList.jsx:331)
    at eval (ReactCompositeComponent.js:796)
    at measureLifeCyclePerf (ReactCompositeComponent.js:75)
    at ReactCompositeComponentWrapper._renderValidatedComponentWithoutOwnerOrContext (ReactCompositeComponent.js:795)
    at ReactCompositeComponentWrapper._renderValidatedComponent (ReactCompositeComponent.js:822)
    at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:746)
    at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:724)
    at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:645)
    at ReactCompositeComponentWrapper.performUpdateIfNecessary (ReactCompositeComponent.js:561)

修改为:

<Col span={8}>
    <FormItem  label="标签">
        {getFieldDecorator('label')(
            <div>{labelOption}</div>
        )}
    </FormItem>
</Col>

不会再报上述错误,但是getFieldDecorator拿不到form中label的值。

无奈,只得在Select组件的onChange中给form中的label赋值,如下:

handleLabelChange =(value)=> {
     console.log(`selected ${value}`);
    this.props.form.setFieldsValue({label:value});
 }

 

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