jsPerf.app is an online JavaScript performance benchmark test runner & jsperf.com mirror. It is a complete rewrite in homage to the once excellent jsperf.com now with hopefully a more modern & maintainable codebase.
jsperf.com URLs are mirrored at the same path, e.g:
https://jsperf.com/negative-modulo/2
Can be accessed at:
https://jsperf.app/negative-modulo/2
var arr = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20]
Ready to run.
Test | Ops/sec | |
---|---|---|
arr.pop() |
| ready |
arr.splice(-1,1) |
| ready |
arr.reverse()[0] |
| ready |
arr[arr.length - 1] |
| ready |
arr.slice(-1)[0] |
| ready |
[last] = arr.slice(-1) |
| ready |
arr.slice(-1).pop() |
| ready |
arr.reduceRight(a => a) |
| ready |
arr.at(-1) |
| ready |
You can edit these tests or add more tests to this page by appending /edit to the URL.