Shallow Copy VS Deep Copy In Java Script : Explained in easiest way

📰 Dev.to · Yogesh Pant

Learn the difference between shallow and deep copying in JavaScript and how to apply them

beginner Published 26 Jun 2026
Action Steps
  1. Understand the concept of copying in JavaScript
  2. Learn the difference between shallow and deep copying
  3. Use the spread operator to create a shallow copy of an object
  4. Use a library like Lodash to create a deep copy of an object
  5. Test the difference between shallow and deep copying using example code
Who Needs to Know This

Frontend developers and JavaScript enthusiasts can benefit from understanding the concept of copying in JavaScript to avoid common pitfalls and improve code quality

Key Insight

💡 Shallow copying only copies the reference of the original object, while deep copying creates a completely new object with its own values

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💡 Shallow copy vs deep copy in JavaScript: know the difference to avoid code bugs!

Key Takeaways

Learn the difference between shallow and deep copying in JavaScript and how to apply them

Full Article

What is copying and how does it Work in JS? In JavaScript, Copying is the process of...
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