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React中使用ant 通过ref调用子组件的from表单的onFinish方法 返回值为undefined

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讲道理 正常应该是返回一个对象,只是对象内的value为undefined啊
我没有在表单内写button按钮,这个按钮在父组件内
如何既能正常返回值还能触发from表单的rules规则


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你的代码呢?


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