Run results for: spread array performance (vs slice, splice, concat)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.186 YaBrowser/18.3.1.1220 Yowser/2.5 Safari/537.36

Browser: Yandex Browser 18

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Splice	451459.7 Ops/sec
Slice	662531.1 Ops/sec
Concat	1853688.0 Ops/sec
Spread	2100081.0 Ops/sec

Tests:

Splice
const testArray = [1, 2, 3]; const newTestArray = testArray.splice(0);
Slice
const testArray = [1, 2, 3]; const newTestArray = testArray.slice();
Concat
const testArray = [1, 2, 3]; const newTestArray = testArray.concat();
Spread
const testArray = [1, 2, 3]; const newTestArray = [...testArray];

Run results for: spread array performance (vs slice, splice, concat)

Splice

Slice

Concat

Spread