Shallow Copy vs Deep Copy in JavaScript: A Comprehensive Guide

Shallow Copy vs Deep Copy

Shallow Copy vs Deep Copy

Understanding the Shallow Copy vs Deep Copy is crucial for developers working with JavaScript objects and arrays. The distinction impacts how data is copied, manipulated, and managed in various scenarios. In this guide, we’ll explore the definitions of shallow copy and deep copy, examine real-world use cases, and discuss when to use each method. Whether you’re building complex applications or simply need to clone an object, knowing the nuances of these copying techniques can save you from unexpected bugs and ensure your code behaves as intended. Let’s dive into the key concepts and learn how to apply them in your projects.

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Table of Contents

• Shallow Copy vs Deep Copy
• What is a Shallow Copy?
• How It Works
• Methods for Shallow Copy in JavaScript
• Potential Risks and Limitations
• Common Use Cases
• What is a Deep Copy?
• How Deep Copy Works
• Methods for Deep Copy in JavaScript
• Advantages of Deep Copy