Forms with React Hook Form

Lightweight, performant form management for React Native and Next.js

Why React Hook Form?

The most performant and flexible form library for React

A lightweight, performant library for managing forms in React Native and Next.js, with TypeScript support. Simplifies form validation and submission for auth (login/signup), e-commerce (checkout), and social media (post creation).

Reduces re-renders compared to alternatives like Formik, improving mobile app performance. Chosen for its flexibility and integration with NativeWind for styled form components.

Performance Benefits

Minimal Re-renders
Optimized rendering for better mobile performance
Lightweight
Small bundle size with no dependencies
Fast Validation
Efficient validation with minimal overhead

Developer Experience

TypeScript Support
Full type safety for forms and validation
Flexible Validation
Support for various validation libraries
Easy Integration
Works seamlessly with NativeWind styling

Use Cases

Essential forms for e-commerce and social media apps

Authentication

• Login forms
• Registration forms
• Password reset
• Profile updates

E-commerce

• Checkout forms
• Address forms
• Payment forms
• Product reviews

Social Media

• Post creation
• Comment forms
• Settings forms
• Report forms

Example Implementation

How to use React Hook Form in your React Native components

Installation

npm install react-hook-form

Basic Form Example

import { useForm, Controller } from 'react-hook-form'
import { TextInput, TouchableOpacity, Text } from 'react-native'

export function LoginForm() {
  const { control, handleSubmit } = useForm()
  
  const onSubmit = (data) => {
    console.log(data)
  }

  return (
    <>
      <Controller
        control={control}
        name="email"
        render={({ field: { onChange, value } }) => (
          <TextInput
            className="border border-gray-300 p-3 rounded-lg"
            placeholder="Email"
            value={value}
            onChangeText={onChange}
          />
        )}
      />
      <TouchableOpacity 
        className="bg-blue-500 p-3 rounded-lg"
        onPress={handleSubmit(onSubmit)}
      >
        <Text className="text-white text-center">Submit</Text>
      </TouchableOpacity>
    </>
  )
}

React Native Pro

Forms with React Hook Form

Installation

Basic Form Example