Run results for: toSpliced vs splice vs with

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

with

4.1M/s

toSpliced

4.0M/s

toSpliced insert

3.5M/s

splice

3.3M/s

splice insert

2.8M/s

View exact numbers

Script Preparation code:

var arr = [2, 5, 19, 424, 5435, 1231, 123, 453, 5675, 345, 76345, 657, 32432, 45646];
var newArr = null;

Tests:

toSpliced insert
newArr = arr.toSpliced(5, 0, 675);
splice insert
const o = arr.slice(); newArr = o.splice(5, 0, 675)
with
newArr = arr.with(5, 675)
toSpliced
newArr = arr.toSpliced(0, 1);
splice
const o = arr.slice(); newArr = o.splice(0, 1)