Object.entries() Get key-value pairs
Last updated: 2026-09-09
Object.entries() Get key-value pairs
Object.entries returns [key, value] pairs — the most elegant way to iterate an object.
| Category | Objects |
|---|---|
| ES version | ES2017 |
📝 Syntax
const entries = Object.entries(obj);⚙️ Parameters
| obj | The object. |
|---|
Returns：An array of [key, value] pairs.
Mutates the original：No (returns a new value)
▶ Example
Edit the code, press Run, and see the result in the output panel:
Output：
name: Zhang
age: 25
{ name: 'Zhang' }💡 Tip Object.entries + for...of destructuring is the best practice for object iteration.
ℹ️ info Inverse of Object.fromEntries — filter entries then rebuild.
🌐 Browser support
| Browser |  Chrome |
 Edge |
 Firefox |
 Safari |
 Opera |
|---|---|---|---|---|---|
| Object.entries() | ✓ v64 | ✓ v79 | ✓ v78 | ✓ v12 | ✓ v51 |
| Supported by all modern browsers | |||||
🏷️ Related Objects
💡 Related Cases
More case studies coming soon — check back later.
📚 Related Tutorials
❓ FAQ
QWhat format does Object.entries return?
A[[key, value], ...] — an array of key-value pairs.
QHow to filter object properties?
AObject.fromEntries(Object.entries(obj).filter(([k]) => condition)).
QWhen was it added?
AES2017.
