Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
Array.at(-1) vs. Array.length - 1
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=509421" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:122.0) Gecko/20100101 Firefox/122.0
Browser:
Firefox 122
Operating system:
Linux
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
.at(-1)
403976320.0 Ops/sec
length - 1
583154816.0 Ops/sec
const LEN - 1
595068736.0 Ops/sec
Script Preparation code:
var LEN = 3000; var arr = new Array(LEN).fill(0).map((_, i) => i);
Tests:
.at(-1)
var other = arr.at(-1);
length - 1
var other = arr[arr.length - 1]
const LEN - 1
var other = arr[LEN - 1]