Object.assign vs Object.defineProperty

Developers should learn Object meets developers should learn object. Here's our take.

Object.assign

Nice Pick

Developers should learn Object

Pros

• assign for tasks like merging configuration objects, creating shallow copies of objects, or adding properties to existing objects without mutation
• Related to: javascript, es6

Cons

• Specific tradeoffs depend on your use case

Object.defineProperty

Developers should learn Object

Pros

• defineProperty when building applications that require precise property behavior, such as frameworks like Vue
• Related to: javascript, ecmascript

Cons

• Specific tradeoffs depend on your use case

The Verdict

These tools serve different purposes. Object.assign is a method while Object.defineProperty is a concept. We picked Object.assign based on overall popularity, but your choice depends on what you're building.

The Bottom Line

Object.assign wins

Based on overall popularity. Object.assign is more widely used, but Object.defineProperty excels in its own space.