Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
KeyBy vs Map
KeyBy vs Map
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=629108" 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/148.0.0.0 Safari/537.36
Browser:
Chrome 148
Operating system:
Windows
Device Platform:
Desktop
Date tested:
25 days ago
Test name
Executions per second
Lodash
5243130.5 Ops/sec
Native
8452230.0 Ops/sec
HTML Preparation code:
<script src="https://cdn.jsdelivr.net/lodash/4.16.0/lodash.min.js"></script>
Script Preparation code:
var users = [{ id: 1, name: 'a' }, { id: 2, name: 'a' }, { id: 3, name: 'a' }, { id: 4, name: 'a' }, { id: 5, name: 'a' }, { id: 6, name: 'a' }];
Tests:
Lodash
_.keyBy(users, u => u.id);
Native
new Map(users.map(u => [u.id, u]));