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Run results for:
Array.Prototype.at vs index
Measures performance between using arr.at(1) to access an element in an array and arr[1]
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<iframe src="https://measurethat.net/Embed?id=509761" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Browser:
Chrome 122
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Index
184.4M/s
Array.at()
151.6M/s
View exact numbers
Test name
Executions per second
✓
Index
184,408,768 Ops/sec
Array.at()
151,587,424 Ops/sec
Tests:
Array.at()
const arr = ['a','b', 1, 2, true, false]; const val = arr.at(2);
Index
const arr = ['a','b', 1, 2, true, false]; const val = arr[2];