handleSubmit

This function will receive the form data if form validation is successful.

(onSubmit: SubmitHandler, onError?: SubmitErrorHandler) => void

Props

Name	Type	Description
onSubmit	(values: Object) => void	A successful callback.
onError	(errors: Object) => void	An error callback.

const { register, handleSubmit } = createForm({
  defaultValues: {
    firstName: "",
    lastName: ""
  }
})

const onSubmit = (values) => {
  console.log(values);
};

const onError = (errors) => {
  console.log(errors);
};

return (
  <form onSubmit={handleSubmit(onSubmit, onError)}>
    <input {...register("firstName", { required: true })} />
    <input {...register("lastName")} />
    <button type="submit">Save</button>
  </form>
)