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Run results for:
array[array.length - 1] vs array.at(-1)
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<iframe src="https://measurethat.net/Embed?id=566990" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15
Browser:
Safari 17
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
array.at(-1)
14.8M/s
array[array.length - 1]
8.5M/s
View exact numbers
Test name
Executions per second
✓
array.at(-1)
14,822,739 Ops/sec
array[array.length - 1]
8,464,598 Ops/sec
Script Preparation code:
var array = [1,2,3];
Tests:
array[array.length - 1]
var d = array[array.length - 1];
array.at(-1)
var z = array.at(-1);