Toggle navigation
MeasureThat
.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
Fastest way to check if object is empty (3)
You don't need to make add for loops in your test scenarios, the benchmark does it itself.
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=578100" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Browser:
Chrome 131
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
for let in
101.7M/s
object.keys()
77.7M/s
JSON.stringify()
22.7M/s
View exact numbers
Test name
Executions per second
✓
for let in
101,723,672 Ops/sec
object.keys()
77,749,976 Ops/sec
JSON.stringify()
22,727,492 Ops/sec
Tests:
object.keys()
var xxx = {} Object.keys(xxx) === 0
JSON.stringify()
var xxx = {} JSON.stringify(xxx) === "{}"
for let in
var xxx = {}; var isEmpty = true; for (let key in xxx) { isEmpty = false; break; }