[英]initialValues in react-hook compoenent Form
我有以下示例代碼Form
,並提供了初始數據。 如果我重構為Class component
,表單會預先填充,但是當我使用鈎子時,什么也沒有出現。
const ActivitiesForm = ({ goBackButton }) => {
const { items, initialValues } = useSelector((state) => {
return {
initialValues: state.data,
items: state.items,
}
})
const [activityName, setActivityName] = useState(
initialValues ? initialValues.activityDescription : ''
)
const handleInputName = (e) => setActivityName(e.target.value)
return (
<div>
<Form
onSubmit={handleSubmit(handleSubmit)}
className='ui form'
>
<Field
component={ConstructField('input')}
onChange={handleInputName}
label='Activity Name'
name='activityName'
placeholder='Activity Name'
/>
<Button
negative
onClick={() => handleSubmit_('del')}
>
Delete the Youth
</Button>
</Form>
</div>
)
}
const activityform = reduxForm({
form: 'activityform',
enableReinitialize: true,
})(ActivitiesForm)
export default activityform
嘗試像這樣使用useEffect
鈎子:
useEffect(() => {
if(initialValues){
setActivityName(initialValues.activityDescription);
}
}, [initialValues)
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