📝 Controlled vs Uncontrolled Components in React – Which One Should You Use?
In this lesson from the React Mastery Series, we break down the difference between controlled and uncontrolled components — especially when working with forms and inputs in React.
If you've ever used input , textarea , or select , this video will teach you when to control the form via state, and when to let the DOM handle it. You’ll learn how to build clean, scalable form components that behave as expected.
💡 What You’ll Learn:
🔹 What are controlled components in React
🔹 What are uncontrolled components and when to use them
🔧 How to manage form data using useState and ref
📦 How controlled components give you full control over inputs
🚪 When uncontrolled components are better for performance
⚖️ Trade-offs between flexibility vs simplicity
⚠️ Common mistakes when mixing controlled & uncontrolled patterns
🛠️ Best practices for handling form submissions and validations
📂 Source Code + Notes:
👉 https://github.com/coding4dev/react-c...
📺 React Mastery Playlist (Full Beginner to Pro Course):
👉 • React.js Mastery: Beginner to Advanced Ful...
✅ Quick Comparison:
Feature Controlled Components Uncontrolled Components
Data source React state (useState) DOM (via ref)
Control Full control of input value Browser handles default state
Use case Form validation, dynamic UI Simple input forms, perf boost
Recommended for Complex UIs Minimal logic forms
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