react-hook-form-fixed

https://user-images.githubusercontent.com/10513364/152621466-59a41c65-52b4-4518-9d79-ffa3fafa498a.mp4

Get started | API | Examples | Demo | Form Builder | FAQs

Features

• Built with performance, UX and DX in mind
• Embraces native HTML form validation
• Out of the box integration with UI libraries
• Small size and no dependencies
• Support Yup, Zod, AJV, Superstruct, Joi, Vest, class-validator, io-ts, nope and custom build

Install

npm install react-hook-form

Quickstart

import React from 'react';
import { useForm } from 'react-hook-form';

function App() {
  const {
    register,
    handleSubmit,
    formState: { errors },
  } = useForm();
  const onSubmit = (data) => console.log(data);

  return (
    <form onSubmit={handleSubmit(onSubmit)}>
      <input {...register('firstName')} />
      <input {...register('lastName', { required: true })} />
      {errors.lastName && <p>Last name is required.</p>}
      <input {...register('age', { pattern: /\d+/ })} />
      {errors.age && <p>Please enter number for age.</p>}
      <input type="submit" />
    </form>
  );
}

Sponsors

Thanks go to these kind and lovely sponsors (companies and individuals)!

Backers

Thanks go to all our backers! [Become a backer].

Contributors

Thanks go to these wonderful people! [Become a contributor].

Helpers

Thank you for helping and answering questions from the community.

Organizations

Thanks go to these wonderful organizations! [Contribute].

Changelog

[7.34.0] - 2022-7-28

Added

• Build in validation support for useFieldArray with rules prop

useFieldArray({
  name: 'test',
  rules: {
    required: true,
    minLength: 2,
    maxLength: 10,
    validate: (fieldArrayValues) => {
      if (fieldArrayValues[2].title === 'test') {
        return 'validate Error';
      }
    },
  },
});

errors?.test?.root?.message; // access root level errors