Run results for: new array creation benchmark

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36 Edg/147.0.0.0

Browser: Chrome 147

Operating system: Windows

Device Platform: Desktop

Date tested: 3 months ago

slice()

3.1M/s

[...]

1.7M/s

[].push()

427K/s

new Array.push

361K/s

new Array

214K/s

View exact numbers

Script Preparation code:

const data = [1, 2, 3, 4, 5];

Tests:

new Array
for (let i = 0; i < 100; ++i) { let result = new Array(...data); }
new Array.push
for (let i = 0; i < 100; ++i) { let result = new Array(); result.push(...data); }
[...]
for (let i = 0; i < 100; ++i) { let result = [...data]; }
[].push()
for (let i = 0; i < 100; ++i) { let result = []; result.push(...data); }
slice()
for (let i = 0; i < 100; ++i) { let result = data.slice(); }