Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
Object.assign vs for...in...
Go to the benchmark
Embed
Embed Benchmark Result
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:147.0) Gecko/20100101 Firefox/147.0
Browser:
Firefox 147
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
4 months ago
Test name
Executions per second
Object.assign
1493209.9 Ops/sec
For in
1648771.8 Ops/sec
Script Preparation code:
var target = {}; var obj = {}; for (var i = 0; i < 100; i++) { obj['propp'+i] = ('this is a value ' + i); }
Tests:
Object.assign
Object.assign(target, obj);
For in
for (var key in obj) { target[key] = obj[key]; }