TypeScript
📋 React hooks for forms validation without the hassle.

Performant, flexible and extensible forms with easy to use validation.

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Features

• Built with performance and DX in mind
• Embrace uncontrolled form validation
• Improve controlled form's performance
• Tiny size without any dependency
• Follows HTML standard for validation
• Compatible with React Native
• Supports Yup, Joi, Superstruct or custom
• Supports native browser validation
• Build forms quickly with the form builder

Install

$ npm install react-hook-form

Links

• Motivation
• Video tutorial
• Get started
• API
• Examples
• Demo
• Form Builder
• FAQs

Quickstart

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

function App() {
  const { register, handleSubmit, errors } = useForm(); // initialise the hook
  const onSubmit = data => {
    console.log(data);
  };

  return (
    <form onSubmit={handleSubmit(onSubmit)}>
      <input name="firstname" ref={register} /> {/* register an input */}

      <input name="lastname" ref={register({ required: true })} />
      {errors.lastname && 'Last name is required.'}

      <input name="age" ref={register({ pattern: /\d+/ })} />
      {errors.age && 'Please enter number for age.'}

      <input type="submit" />
    </form>
  );
}

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Contributors

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