Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
Map vs Object.create(null)
Lookup of map vs object
Go to the benchmark
Embed
Embed Benchmark Result
Run details:
User agent:
Mozilla/5.0 (Android 14; Mobile; rv:147.0) Gecko/147.0 Firefox/147.0
Browser:
Firefox Mobile 147
Operating system:
Android
Device Platform:
Mobile
Date tested:
2 months ago
Test name
Executions per second
Map lookup
89486.1 Ops/sec
Obj lookup
139262.9 Ops/sec
Script Preparation code:
var map = new Map(); var obj = Object.create(null); for (let i = 0; i < 20; ++i) { map.set(i, i) obj[i] = i } var i = 0, count = 1000, a;
Tests:
Map lookup
for (i = 0; i < count; i++) { a = map.get(i % 20); }
Obj lookup
for (i = 0; i < count; i++) { a = obj[i % 20]; }