react-hook-form和MUI FormControl

Question

所以我正在尝试为我的表单注册一些单选按钮，但是它不会注册。

<FormControl component="fieldset" inputRef={register({ required: true })}>
  <FormLabel component="legend">Promoting</FormLabel>
  <RadioGroup aria-label="promoting" name="promoting" value={promoting} onChange={handleChange} inputRef={register({ required: true })}>
    <FormControlLabel value="business" control={<Radio  />} label="Business" />
    <FormControlLabel value="nonprofit" control={<Radio />} label="Non-Profit" />
    <FormControlLabel value="event" control={<Radio  />} label="Event" />
  </RadioGroup>
</FormControl>

我想知道我做错了什么

完整代码：

export default function BuildAd() {
  const [promoting, setValue] = React.useState('female');

  const handleChange = (event) => {
    setValue(event.target.value);
  };

  const { register, handleSubmit, errors } = useForm();

  const onSubmit = data => console.log(data);
  console.log(errors);
  
  return (
    <div style={{ padding: 16, margin: 'auto', maxWidth: 600 }}>
    <CssBaseline />
    
    <Typography variant="h5" align="center" component="h2" gutterBottom>
      Create your campaign
    </Typography>
         <Paper style={{ padding: 16 }}>
              <form onSubmit={handleSubmit(onSubmit)}>
                <input type="text" placeholder="First name" name="First name" ref={register({required: true, maxLength: 80})} />
                <input type="text" placeholder="Last name" name="Last name" ref={register({required: true, maxLength: 100})} />
                <input type="text" placeholder="Email" name="Email" ref={register({required: true, pattern: /^\S+@\S+$/i})} />
                <input type="tel" placeholder="Mobile number" name="Mobile number" ref={register({required: true, minLength: 6, maxLength: 12})} />
                <select name="Title" ref={register({ required: true })}>
                  <option value="Mr">Mr</option>
                  <option value="Mrs">Mrs</option>
                  <option value="Miss">Miss</option>
                  <option value="Dr">Dr</option>
                </select>

                <input name="Developer" type="radio" value="Yes" ref={register({ required: true })}/>
                <input name="Developer" type="radio" value="No" ref={register({ required: true })}/>


                <Typography variant="h5">What are you Advertising</Typography>
                    <Box m={2}/>
                    <FormControl component="fieldset" inputRef={register({ required: true })}>
                    <FormLabel component="legend">Promoting</FormLabel>
                    <RadioGroup aria-label="promoting" name="promoting" value={promoting} onChange={handleChange} inputRef={register({ required: true })}>
                      <FormControlLabel value="business" control={<Radio inputRef={register({ required: true })} />} label="Business" />
                      <FormControlLabel value="nonprofit" control={<Radio inputRef={register({ required: true })} />} label="Non-Profit" />
                      <FormControlLabel value="event" control={<Radio inputRef={register({ required: true })} />} label="Event" />
                    </RadioGroup>
                  </FormControl>
                  
                <input type="submit" />
            </form>
      </Paper>
    </div>
  );
}

Answer 1

如果Controller不起作用，您可以使用可控组件。

在您的例子中，我怀疑这是因为name属性在传递到原生输入(如input或select )时作为name属性传递给RadioGroup is not the same。

react-hook-form V7

const { handleSubmit, control } = useForm({
  defaultValues: {
    promoting2: '',
  },
});

<FormControl component="fieldset">
  <FormLabel component="legend">Promoting</FormLabel>
  <Controller
    rules={{ required: true }}
    control={control}
    name="promoting2"
    render={({ field }) => (
      <RadioGroup {...field}>
        <FormControlLabel
          value="business"
          control={<Radio />}
          label="Business"
        />
        <FormControlLabel
          value="nonprofit"
          control={<Radio />}
          label="Non-Profit"
        />
        <FormControlLabel
          value="event"
          control={<Radio />}
          label="Event"
        />
      </RadioGroup>
    )}
  />
</FormControl>

​

​

react-hook-form V6

const { register, handleSubmit, errors, control } = useForm({
  promoting: '',
});
const onSubmit = (data) => alert(JSON.stringify(data, null, 2));

<form onSubmit={handleSubmit(onSubmit)}>
  <FormControl component="fieldset">
    <FormLabel component="legend">Promoting</FormLabel>
    <Controller
      rules={{ required: true }}
      control={control}
      name="promoting"
      as={
        <RadioGroup>
          <FormControlLabel
            value="business"
            control={<Radio />}
            label="Business"
          />
          <FormControlLabel
            value="nonprofit"
            control={<Radio />}
            label="Non-Profit"
          />
          <FormControlLabel
            value="event"
            control={<Radio />}
            label="Event"
          />
        </RadioGroup>
      }
    />
  </FormControl>

  <input type="submit" />
</form>

如果您想要在onChange触发时读取值，则在将元素传递给as属性时不能这样做：

<Controller
  {...}
  as={
    <MyComponent
      onChange={handleChange} // handleChange will never be called
    />
  }
/>

这是因为Controller会复制您传入的元素，并传递它自己的onChange属性，这些属性将覆盖您的属性。参见here和here。

要解决这个问题，您需要使用另一种方法通过使用render属性传递元素，以获得对应该如何呈现组件的更多控制。

<Controller
  rules={{ required: true }}
  control={control}
  name="promoting2"
  render={({ name, onBlur, onChange, value }) => (
    <RadioGroup
      value={value}
      onBlur={onBlur}
      onChange={(e) => {
        onChange(e);
        console.log(e.target.value); // will be called this time
      }}
    >
      <FormControlLabel
        value="business"
        control={<Radio />}
        label="Business"
      />
      {...}
    </RadioGroup>
  )}
/>

​

​