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Run results for:
foreach vs mappp
Compare loop performance
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=517497" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Mobile Safari/537.36
Browser:
Chrome Mobile 123
Operating system:
Android
Device Platform:
Mobile
Date tested:
2 years ago
foreach
5K/s
map
2K/s
View exact numbers
Test name
Executions per second
✓
foreach
5,213 Ops/sec
map
2,038 Ops/sec
Script Preparation code:
var array = new Array(100000);
Tests:
map
array.map(function(i) { return { id: array[i] }; });
foreach
array.forEach(function(i) { const a = { id: array[i] }; });