How to Build Custom Validation using useState Hook in React

Опубликовано: 17 Июнь 2026
на канале: Code Kar Lo Bhai
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Learn how to create Custom Form Validation using the useState Hook in React JS!

In this tutorial, you'll learn how to build a custom validation system without using any external library. We’ll use the React useState Hook to manage form state, validate user input, handle errors, and improve form handling step by step.

What you'll learn in this video:
✅ How to use the useState Hook in React
✅ Create custom form validation logic
✅ Validate input fields dynamically
✅ Show validation error messages
✅ Handle form submission properly
✅ Build validation without any third-party package

This tutorial is perfect for React beginners and intermediate developers who want to understand how form validation works internally.

💻 Tech Stack:

React JS
useState Hook
JavaScript (ES6)

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